Pirkei Avos - Rabbi Menachem Kunofsky

WHTC Night Kollel Shiurim - shiurim from Rabbi Rafael Bachrach and guest speakers 

Rabbi Rafael Bachrach - Hilchos mezuza shiur1 - הקדמה.mp3 - The reasons for the mitzvah of mezuza: remembering Hashem when we go in and out of our house. Rewards of mitzvas mezuza, shmira - what provides the shmira, what does the Rambam hold? Can you put a mezuza just for shmira when it isn't a mitzvah? Is the mitzvah to write the mezuzah to put it up, or to live in a house with a mezuza? Are you mekayem the mitzvah every second you live in a house with a mezuza? Rav Akiva Eiger's chiddush that you make a bracha when you leave the house and come back.    

Rabbi Rafael Bachrach - Hilchos mezuza shiur2 - הקדמה וסימן רפה.mp3 - Continuation of discussion of whether you can put up a mezuza just for shmira even when it isn't a mitzvah. Can you wear a mezuza around your neck, or put one in your car? Is there a mitzvah to write a mezuza? If you have money for a mezuza or tefillin, which has kadima? Touching and kissing the mezuza - where does it come from, when is it done? 

Rabbi Rafael Bachrach - Hilchos mezuza shiur3 - סימן רפו סעיף א.mp3 - Does a storage room or miklat need a mezuza? Is there a difference if a storage room is used infrequently? Does a garage need a mezuza if it leads to a house? If it doesn't lead to a house? Does a bike shed need a mezuza? Does a rented storage unit need a mezuza? A boiler room? A walk in freezer? A bank vault? A jail? A hospital?   

Rabbi Rafael Bachrach - Hilchos mezuza shiur4 - סימן רפו סעיף א.mp3 - More on storage rooms, jails, hospitals. Is there ever a chiyuv on the Jewish owner of a hospital, jail, pundak or shul to put up a mezuza, or is the chiyuv only on the people living there? Shutfus of a Jew and nachri, do you need a mezuza in a building with Jews and non-Jews? Does a timeshare need a mezuza? If a live in maid has her own room, does it need a mezuza?  

Rabbi Rafael Bachrach - Hilchos mezuza shiur5 - סימן רפו סעיף ב-ה.mp3 - Rooms that are pattur from mezuza: a bathroom, merchatz, or mikvah. The status of a locker room, a shower room, a laundry room. Do the outer rooms and waiting rooms of a mikva need a mezuza? Mezuzos that need an extra cover: a room of a married couple, a mezuza that can see into a bathroom, a room with a changing table. Beginning of sugya of achsadra: does an open front porch need a mezuza?    

Rabbi Rafael Bachrach - Hilchos mezuza shiur6 - סימן רפו סעיף ו-י.mp3 - The chiyuv mezuza on doors and arches that are just decorative or to hold up the roof, the chiyuv mezuza on a tzuras hapesach of an eruv, the chiyuv of a beis shaar, the chiyuv mezuza of a beis kneses and beis medrash.  

Rabbi Rafael Bachrach - Hilchos mezuza shiur7 - סימן רפו סעיף יא.mp3 - The chiyuv of a sukkah in mezuzah: If your sukkah is a regular room with a retractable roof, is it pattur from mezuza on sukkos? If yes, is there taase velo min haasuy after sukkos? Is a boat always pattur from mezuzah? What about the sailors and captain? Does an RV need a mezuza? A bungalow? Does a store, factory or office need a mezuzah?    

Rabbi Rafael Bachrach - Hilchos mezuza shiur8 - סימן רפו סעיף יא-יג.mp3 - More on chiyuv mezuza for stores, offices, classrooms, and factories. Chiyuv of mezuza on rooms that are less than daled amos and how to define daled amos. Do walk-in closets need a mezuza on the right, left, or not at all? 

Rabbi Rafael Bachrach - Hilchos mezuza shiur9 - סימן רפו סעיף יד-יח.mp3 - Continuation of discussion of stores, offices, and factories and how it relates to definition of beis haotzar. Does an elevator need a mezuzah? Does a room without a roof like a pool or porch need a mezuzah? Does a doorway without a door need a mezuzah? 

Rabbi Rafael Bachrach - Hilchos mezuza shiur10 - סימן רפו סעיף יז-כב.mp3 - If a door is never used, does it need a mezuzah? Do emergency exits need a mezuzah? Do doors that are flat on the ground need a mezuzah? Basement doors that are at an angle? Double doors: do they need separate mezuzos? Beginning of the din of socher - is a socher only chayav miderabanan? Can you say safek derabanan lekulah?  

Rabbi Rafael Bachrach - Hilchos mezuza shiur11 - סימן רפו סעיף כב.mp3 - The chiyuv mezuzah by a rental: Deoraisa or derabanan, putting up the mezuzah before thirty days have passed, with or without a bracha. Does it matter if its a long term rental? What is considered moving in: putting in your furniture or the people moving in? Beginning of sugya of pundak.   

Rabbi Rafael Bachrach - Hilchos mezuza shiur12 - סימן רפו סעיף כב-כג וסימן רפז סעיף א.mp3 - The definition and din of a pundak, a baal tshuva who's parents don't have mezuzos. The requirements of a doorway to be chayav in mezuza: Does the doorway need two side posts or is one enough? Must the sides block off part of the room? What defines a mashkof?   

Rabbi Rafael Bachrach - Hilchos mezuza shiur13 סימן רפז א-ב והקדמה לסימן רפח.mp3 - Continuation of discussion of what are doorposts and mashkof to be chayav in mezuza. Arches: Do they get a mezuzah and where? Being careful to buy mezuzos from reliable sources to avoid fraudulent and passul mezuzos.   

Rabbi Rafael Bachrach - Hilchos mezuza shiur14 - סימן רפח סעיף א-ה.mp3 - The different types of ksav: Beis Yosef, Arizal, and Vellish. Are all of them kosher for everyone lechatchilah? The tzadi hafucha: shittos of the Gra, Chazon Ish, Rav Chaim Kanievsky. siman 288: kdey lagul, ibud lishma.    

Rabbi Rafael Bachrach - Hilchos mezuza shiur15 - סימן רפח סעיף ו-טו.mp3 - If you find out you had passul tefillin or mezuzah, do you get credit for the mitzvah? Getting an aliyah from a sefer torah with an aleph in petzua daka. Halachos of: klaf, duschsustus and gvil. tagin. sirtut. Left handed sofrim for Ashkenazim and Sfardim. Parshiyos stumos and pesuchos: What do we do for tefillin and mezuza? Can extra words ever be written or stamped on a mezuza?   

Rabbi Rafael Bachrach - Hilchos mezuza shiur16 - סימן רפט סעיף א.mp3 - Putting up the mezuzah and the bracha: Is there a problem of a hefsek between the mezuzah and the wall? Hefsek between mezuzos. If you put it up and forgot the bracha. Being mechabed others to put up a mezuzah. Do you need a new bracha if you get the mezuzah checked and it's kosher? If it's passul? If you switch a mezuzah for another one? If your mezuzah falls down? A goy, katan, or woman putting up a mezuzah. 

Rabbi Rafael Bachrach - Hilchos mezuza shiur17 - סימן רפט סעיף ב.mp3 - Where to put the mezuza on the doorframe: Exactly at the shlish haelyon or is higher ok? Very tall doorways do you put the mezuza at shoulder height or the techilas shlish haelyon? What's considered very tall? Putting the mezuza on the outer tefach of the doorway: every door or just the outer one? Where to put the mezuza when it doesn't fit into the doorway. Beginnng of halacha of hekker tzir.  

Rabbi Rafael Bachrach - Hilchos mezuza shiur18 - סימן רפט סעיף ג-ד.mp3 - The sugya of hekker tzir: When doors are between two rooms how do you determine which is the right to put the mezuza on? The various factors: hekker tzir, which way you enter most, most chashuv room. Doors to yards and porches, which side does the mezuzah go on?   

Rabbi Rafael Bachrach - Hilchos mezuza shiur19 - סימן רפט סעיף ד-סימן רצא סעיף א.mp3 - Using glue and tape to put up the mezuza. A double door where the one on the right is permanently closed, where does the mezuza go? The machlokes about putting the mezuza straight up, sideways or at an angle. Checking mezuzos: How often do they need to be checked? Can you check it yourself? Do mezuzos need to be checked today?   

Rabbi Rafael Bachrach - Hilchos mezuza shiur20 - סימן רצא סעיף א-ג.mp3 - Checking mezuzos: Do you have to borrow mezuzos from a gemach to put up while checking? Taking down mezuzos: Why is it assur? What if the next guy won't pay you? What if you can't get other mezuzos? Can you replace your mezuzos with cheaper ones? What if the house is being painted or renovated? If you aren't sure if its a Jew moving in next?  

Rabbi Rafael Bachrach - Hilchos mezuza shiur21.mp3 - Is a mezuzah muktzah? What if it fell off the wall on shabbos? If it fell off on shabbos is there any situaiton you can put it back up? Do you have to fast if a mezuza falls on the floor? What has to go in shemos: the mezuza? The cover? the plastic wrap around it?    

Rabbi Bachrach - Hilchos maake shiur 1.mp3 - Hilchos ma'ake: Why does the torah care so much about maake and other ways of protecting us? If someone is meant to die then he'll die, so why do I need a maake? The ptur of maake by a shul and beis haotzar. Why do we need a mitzvah of maake if the issur of hishamer lecha tells us not to have dangerous things in our house, and how can a shul be pattur if its dangerous: the mehalchim of the Maharam Shick, Shevet Halevi, and Chazon Ish. Slanted roofs, bracha on maake.   

Rabbi Bachrach - Hilchos maake shiur 2.mp3 - Can a goy put up the maake for you? If yes, can you make a bracha? When do you make the bracha on a maake - before you begin or right before the end? Does the chiyuv maake start only when you live there, or even before? Is the chiyuv ma'ake on the socher or maskir? Is there a bracha on a maake around a bor or only a roof? Does a staircase or landing at the top of steps need a maake? Does a porch or deck or mirpeset need a maake? Does a window?   

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur1 - סימן קפא הקדמה וסעיף א-ב.mp3 - Introduction to halachos of beards and peyos: What are the reasons for the mitzvah of peyos? How does it relate to chukas akum?   

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur2 - סימן קפא סעיף א-ג.mp3 - What is misparayim k'ein taar and how long do the hairs of the peyos have to be? What are the mekoros for having longer peyos?    

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur3 - סימן קפא סעיף ד-ח.mp3 - Issur makif and nikaf by peyos. Cutting off a katan's peyos. The din of a woman cutting off peyos. Rav Akiva Eiger's chiddush why there isn't lifnei iver for a woman to cut off a man's peyos. Cutting off peyos for refuah and medical needs.   

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur4 - סימן קפא סעיף ט.mp3 - The Rambam's shitta of leaving 40 hairs in the peyos. What is the location of the peyos - where is the top point of the peyos? How low do the peyos have to go next to the ear?  

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur5 - סימן קפא סעיף ט-יא.mp3 - Is it assur to pull two hairs out of your peyos? Is it assur to comb peyos? The sugya of beards: what is the reason the torah said not to destroy the corners of our beards? What are the peyos hazakan and what areas are assur to use a razor?   

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur6 - סימן קפא סעיף י.mp3 - Shaving in halacha: who is mattir shaving, who assurs shaving. The Rambam's shitta by misparayim k'ein taar. Shaving with pumice stones or with powder/cream. Reasons to assur shaving: the arguments of maris ayin, beged isha, chukas akum.   

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur7 - סימן קפא סעיף י.mp3 - Continuation of discussion of shitas HaRambam, maris ayin, beged isha, chukas akum. The machlokes about shaving in kabalah - the controversy over the beard of the Rama M'Pano. The machlokes over shaving in halacha and the various rayos - from Dovid Hamelech, Rashi in Krisus who says Aharon HaKohen shaved, Rav Yehuda Hachasid, the medrash that says klal yisrael trims their beards before Rosh Hashanah.   

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur8 - shavers.mp3 - Electric shavers in halacha: Who says muttar and who says assur and why? How do we determine if something is a kosher shaver?  

Rabbi Refoel Bachrach - Halachos of peyos and beards shiur9 - shavers and more.mp3 - Shavers in halacha part 2 - more shittos, lift and cuts, foil shavers.    

Rabbi Bachrach - Hilchos tevilas keilim shiur3 - סימן קכ סעיף ג.mp3 - The bracha on tevilas keilim: do we switch the bracha if there is only one kli? If one kli is a vaday and one is a safek do we say kli or keilim? Is a pot and its cover kli or keilim? Is tevilas keilim a davar sheyesh lo matirin? An untoveled kli that got mixed into toveled keilim, if you forgot to make the bracha before, talking between keilim, toveling a kli inside a kli.    

Rabbi Bachrach - Hilchos tevilas keilim shiur4 - סימן קכ סעיף ד-ה.mp3 - The ptur of tevila for keilim that don't touch the food directly: can openers, corkscrews, nutcrackers, baking trays that are only used with cupcake holders. The ptur for keilim that touch food when not edible: shechitah knives, flour sifters, mixers, peelers, cookie cutters. The chiyuv tevila for pot covers.  

Rabbi Bachrach - Hilchos tevilas keilim shiur5 - סימן קכ סעיף ד-ז.mp3 - Continuation of discussion of tevila for cookie cutters and whether cookie dough is rauy leachila. The sugya of maamid. challah boards made of glass and wood. If a kli is not mekabel tumah is it pattur from tevilas keilim? The hetter of mechubar lekarka, storage keilim, Rav Moshe's hetter for a toaster.   

Rabbi Bachrach - Hilchos tevilas keilim shiur6 - סימן קכ סעיף ד-ז.mp3 - Continuation of discussion of cookie cutters. Is there a hetter of rov tashmisho by tevilas keilim? Does one need to tovel a fridge? an oven? a microwave? A table? The sugya of pshutei klei zechuchis. Are electronic things that plug in considered mechubar lekarka? The hetter of having a Jew break the kli and fix it so it doesn't need tevila - how must it be done?   

Rabbi Bachrach - Hilchos tevilas keilim shiur7 - סימן קכ סעיף ד-ז.mp3 - Continuation of discussion of cookie cutters. The chiyuv tevila on disposabe aluminum pans.  

Rabbi Bachrach - Hilchos tevilas keilim shiur8 - סימן קכ סעיף ד-ז.mp3 - Buying glass or metal keilim with food in them (like a wine bottle, pickle jar etc.): Do you have to pour out the food and tovel them and then put the food back? Do you need to tovel them before reusing for other food?  

Rabbi Bachrach - Hilchos tevilas keilim shiur9 - סימן קכ סעיף ח.mp3 - The machlokes Rama and Pri Chodosh by rov tashmisho. If you use a non-food kli for food does it need tevila? Can a store tovel the keilim before it sells them? If you give a kli as a gift can you tovel it before giving? Who tovels the kli that holds the food in the mishloach manos?  

Rabbi Bachrach - Hilchos tevilas keilim shiur10 - סימן קכ סעיף ח.mp3 - Klei Schora: Do restaurants and hotels have to tovel their keilim? Is the issur to use a non-toveled kli derabanan or deoraisa? Can you eat in someone's house who doesn't tovel their keilim? Can a store sell keilim with food in them? Is there lifnei iver to give a kli to someone who won't tovel it or to return a toveled kli to a store where someone else will buy it and tovel it with a bracha?   

Rabbi Bachrach - Hilchos tevilas keilim shiur11 - סימן קכ סעיף ט-יא.mp3 - End of discussion about restaurants. The sugya of mashkon. A non-Jew who makes a kli for a Jew or fixes a toveled kli, do we say uman kone b'shvach kli. Can a goy sharpen a knife for you? A kli of a shutfus of Jews and non-Jews, buying a kli that belonged to shutfim. Can you get a shutaf akum to patur your keilim from tevila.   

Rabbi Bachrach - Hilchos tevilas keilim shiur12 - סימן קכ סעיף ט-יא.mp3 - Kashrus issues with sharpening knives. Defining a non-Jewish kli that needs tevila: If you don't know the origin of the kli, does it get tevila with a bracha? Can you go basar rov? What is the din of a Jewish owned factory with non-Jewish workers or vice versa? Are Judaica items usually made by Jews and pattur from tevila? A kli made by a Jew and then sold in a non-Jewish store? Disposable pans with a hechsher that say they don't need tevila.   

Rabbi Bachrach - Hilchos tevilas keilim shiur13 - סימן קכ סעיף יא-יג וסימן רב.mp3 - Do keilim need to be sold for Pesach and if yes, do they need tevila afterwards? What is a chatzitzah lechatchilah and bdieved for tevilas keilim.  

Rabbi Bachrach - Hilchos tevilas keilim shiur14 - סימן קכ סעיף יב-יד.mp3 - Handles of keilim, beis hastarim by keilim. Which parts of electric keilim need tevila? Does the cord need tevila? Should the kli be taken apart or put together when it is toveled? A katan by tevilas keilim: Does he have neemanus, and related issues   

Rabbi Bachrach - Hilchos tevilas keilim shiur15 - סימן קכ סעיף יד-טז.mp3 - More issues related to tevila of katan or akum. Does a ger have a chiyuv to tovel his keilim? Keilim that will break when toveled or are too big to be toveled - what shoud be done about tevila? Svaros to say they are patur, option of giving a matanah to akum, or making a shutaf akum.   

Rabbi Bachrach - Hilchos tevilas keilim shiur16 - סימן קכ סעיף טז.mp3 - Keilim that break when toveled: what are the options? Are they patur? Can you sell them to an akum or make a shutaf akum? Tevila for Keurig machines. Can you buy and have in mind not to be kone? Does Hefker work? What are the halachos for doing tevila in streams, rivers, lakes, oceans, and snow?  

Hilchos tevilas Keilim guest shiur - Rabbi Eli Gersten.mp3 - Rabbi Eli Gersten of the OU was our guest speaker discussing practical tevilas keilim and what the OU does when a kli cannot be toveled.   

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur1 סימן רמז part1.mp3 - Hakdama to Hilchos Tzedakah - Must you give money to every ani who asks? In what cases can you turn down the ani and not give him anything?  

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur2 סימן רמז part2.mp3 - Other cases you don't have to give to every ani who asks, giving tzedakah during learning and davening, testing Hashem with tzedakah and maaser, why do we see people who don't get rich from giving tzedakah?   

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur3 סימן רמח.mp3 - More on testing Hashem with tzedakah, who is considered an ani to accept tzedakah and be pattur from giving it  

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur4 סימן רמח-רמט סעיף א.mp3 - Women giving tzedakah, when do you give a chomesh or more than a chomesh, giving maaser - is it a chiyuv or minhag  

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur5 סימן רמט סעיף א.mp3 - When you can give more than a chomesh, Halachos of Maaser kesafim - when to calculate how much maaser you owe, what you have to give maaser from (gifts of objects, gifts of cash, support from parents), how to calculate what you owe (subtracting expenses, taxes, etc) 

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur6 - סימן רמט סעיף א.mp3 - Taking maaser from IRAs and stock trades. What can you spend maaser money on: only aniyim or also shaar mitzvos, using for mitzvos that are chiyuvim, tuition, supporting children, bidding on aliyos  

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur7 סימן רמט סעיף א-ד.mp3 - Using maaser to pay for dinners, tzedakah auctions, shul membership, hiring aniyim. The minimum amount of tzedakah to give per year. If you aren't nice to the ani do you lose your mitzvah? Which cases are you pattur from giving?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur8 - סימן רמט סעיף ד-טז.mp3 - Gadol hamease, the Rambam's eight levels of tzedakah, giving tzedakah to show off, being mefarsem people who give tzedakah

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur9 - סימן רנ וסימן רנא סעיף א-ב.mp3 - The gedarim of day machsoro, giving tzedakah to not frum people and akum

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur10 - סימן רנא סעיף ג-ה.mp3 - Halachos of Kadima in tzedakah: which relatives have kadima? Who is considered aniyei ircha? Is Eretz Yisrael ahead of ircha?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur11 - סימן רנא סעיף ו-יד.mp3 - Hilchos kadima continued: kadima of talmidei chachamim, food over clothes, women over men.  

Rabbi Rafael Bachrach - Hilchos Tzedakah Shiur12 - סימן רנב - פדיון שבויים.mp3 - Is there pidyon shvuyim in an American jail? Can you put yourself in sakanah to save someone else? Is it muttar to release terrorists in exchange for hostages?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur13 - סימן רנג סעיף א-ב.mp3 - Who is considered an ani that is allowed to collect tzedakah: Someone supported by their parents? Someone in kollel? Someone with little parnassah but a lot of savings? Someone with enough parnassah who anticipates big expenses in the future? What items must one sell before collecting tzedakah?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur14 - סימן רנג סעיף ג-י.mp3 - When you collect tzedakah for a specific person or cause, what happens to the extra money you collected? What if the person didn't need the money in the end at all? Do you have to give tzedakah to someone who could support himself but chooses not to?  

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur15 - סימן רנג סעיף י- סימן רנד.mp3 - Continuation of discussion if you have to give tzedakah to someone who could support himself but chooses not to. Should you give tzedakah to someone who wastes the money? Accepting tzedakah from an akum: when is it muttar and when is it assur?  

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur16 - סוף סימן רנד עד סימן רנו סעיף א.mp3 - Accepting tzedaka from akum, nefesh b'nefesh, accepting tzedaka from mumar/non shomrei shabbos, is there a din kupah today, standing up for a gabbai tzedakah

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur17 - סימן רנו סעיף ב עד סוף הסימן.mp3 - If tzedakah was donated to a specific cause, can it be switched to another cause either by the gabbai or the organization? Can a person who promised tzedakah to a tzedakah cause switch the money to a different cause?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur18 - סימן רנז סעיף א-ה-.mp3 - Hanhagos of a gabbai tzedakah, bal teacher by promising tzedakah, bal teacher by a tzedakah box, making nedarim and saying bli neder by tzedakah, does tzedakah need a maase nesinah.   

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur19 - סימן רנז סעיף ה-יא.mp3 - Does tzedakah need a maase nesinah, giving tzedakah to more than one person, giving smaller amounts of tzedakah to many people versus giving a lot to a few people, shitas HaRambam in giving more people, if someone has kadima do you give him all the tzedakah. 

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur20 - סימן רנח סעיף א-ו.mp3 - Nidrei tzedaka: Being mattir with pesach or charata, nidrei taus, saying you'll give and having in mind you won't, a person who can't remember how much he promised to tzedakah or who he promised to, a person who promises 'matanah' but has no number in mind, toch kdei dibbur by tzedakah, when you give money to someone to give to tzedakah is he a shaliach of the donor or gabbai for the ani?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur21 - סימן רנח סעיף ו-יג.mp3 - When do we allow for hataras nedarim by nidrei tzedakah and when not, thinking you will give tzedakah: When is there a chiyuv as a neder? If you take money to give to an ani and he left before you gave it, what do you do?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur22 - סימן רנט סעיף א.mp3 - If you sent a check and the organization never got it, do you need to send it again? If someone gives you shaliach mitzvah money to bring to Eretz Yisrael must you give that actual dollar or can you spend it and give other money? Can you borrow money from the tzedakah box and pay back later? Can you make change from a tzedakah box without putting extra money in? Who is responsible if a pushka is lost or stolen?

Rabbi Rafael Bachrach - Hilchos Tzedakah shiur23 - סימן רנט סעיף ב-ו.mp3 - If something is donated to the shul, can the shul throw it out and get a new one? If someone donates something to a shul is he allowed to ask for his item back?  

Hilchos Tzedakah guest speaker - HaRav Shlomo Goldberg - Testing Hashem with Maaser.mp3 - Harav Shlomo Goldberg shlit"a, Rav of Agudah of Washington Heights, gives the night kollel a shiur about how one can test Hashem with maaser kesafim

Rabbi Rafael Bachrach - Hilchos lifnei iver shiur1.mp3 - How to define lifnei iver and mesayea, what is considered trei ivre denahara. The Shach's shitta that there is no mesayea by a mumar, the Mishna Lamelech's shitta that there is lifnei iver if the other person who could give it to them will also be over on lifnei iver, being tole b'heter. Can you rent a car to a frei Jew over shabbos? Can you sell a car or pot to a frei Jew who will use it for issur? Can a wholesaler provide merchandise for a store open on shabbos? Can a caterer rent out his hall to a wedding with mixed dancing?  

Rabbi Rafael Bachrach - Hilchos lifnei iver shiur2.mp3 - Giving food to people who won't wash netilas yadayim or make brachos, inviting people for shabbos who will drive, and other related questions

WHTC Hilchos Kiddush 02 - סימן רע וסימן רעא סעיף א.mp3 - Rabbi Rafael Bachrach discusses when should bameh madlikin be said: Before or after maariv? Does one have to rush to make kiddush Friday night right after davening? Are you yotze kiddush mdeoraisa with davening? 

WHTC Hilchos Kiddush 01 - סימן רסט.mp3 - Rabbi Rafael Bachrach discusses making kiddush in shul: Should we make kiddush in shul today? If yes, why? Who drinks the wine?  

Rabbi Rafael Bachrach - Hilchos amira lakum shiur1 - Hakdama.mp3 - Hakdama to amira l'akum: mekoros for the issur of amira l'akum, reasons for the issur - shlichus, daber davar, shelo tehe shabbos kallah beyneyhem, and the nafka minas between them.    

Rabbi Rafael Bachrach - Hilchos amira lakum shiur2 - סוף ההקדמה וסימן רמג.mp3 - Shabbos across time zones: leaving a voicemail message, sending a fax or email to someone when its shabbos for them and not for you, calling a non-Jew where it is shabbos and asking him to do things for you, asking a non-Jew to do melacha when it will be shabbos for you and not them. Different types of workers on shabbos: defining aris,kablan, schir yom. Can my non Jewish workers keep my car lot open on shabbos? Can my non-Jewish secretary bring paperwork home over shabbos? Can I outsource billing to a company that will do it over shabbos?     

Rabbi Rafael Bachrach - Hilchos amira lakum shiur3 סוף סימן רמג וסימן רמד סעיף א.mp3 - 

Maris ayin and schar shabbos issues relating to amira l'akum, building a house or other building on shabbos with an akum, landscapers on shabbos, maris ayin outside of the techum today.    

Rabbi Rafael Bachrach - Hilchos amira lakum shiur4 סימן רמד סעיף א-ה.mp3  - A non-Jewish salesman selling on commission on shabbos, a non-Jewish realtor selling a Jewish house on shabbos, trash collection on shabbos, live-in maids on shabbos, a kablan who is forced to work on shabbos unless he works all night or on Sunday - is he considered to be choosing to work on shabbos?   

Rabbi Rafael Bachrach - Hilchos amira lakum shiur5 סימן רמד סעיף ה-ו.mp3 - More on the topic of a kablan being forced to work on shabbos: when is it considered being forced, if he can work on Sunday and didn't want to is that called you asked him to do it on shabbos? Hetterim of hefsed merubah: certain heterim for maris ayin and kablanus on shabbos for hefsed merubah. Hetter mechirah of selling a business just for shabbos.    

Rabbi Rafael Bachrach - Hilchos amira lakum shiur6 סימן רמה סעיף א partnership with Jew and akum.mp3 - Having a business owned partially by Jews and partially by non-Jews on shabbos, how does it work? Giving the business to the non-Jew for shabbos - how is it done?   

  Rabbi Rafael Bachrach - Hilchos amira lakum shiur7 סימן רמה סעיף א-ד.mp3 - Continuation of discussion about business owned by Jew and non-Jew. Can you have a business owned by a frum Jew and non-shabbos obervant Jew? Investing in businesses and stocks: is it a problem to invest in a non-Jewish company open on shabbos? A Jewish company open on shabbos? If stock ownership considered baalus? Is it muttar to become a majoity shareholder of a company open on shabbos?  

  Rabbi Rafael Bachrach - Hilchos amira lakum shiur8 סימן רמה סעיף ה-ו וסימן רמו סעיף א-ב.mp3 - Shvisas keilim, renting cars and other items on erev shabbos, lending out things on shabbos.   

  Rabbi Rafael Bachrach - Hilchos amira lakum shiur9 - סימן רמו סעיף ג-ה shvisas beheima.mp3 - Shvisas beheimah: Can you train your dog to turn on the lights for you on shabbos? To bring in the newspaper for you? Can you own a racehorse that races on shabbos? Seeing-eye dogs on shabbos, dogs wearing muzzles on shabbos.   

  Rabbi Rafael Bachrach - Hilchos amira lakum shiur10 - סימן רמז - mail and packages.mp3 - Putting mail in a mailbox erev shabbos, sending express mail to be delivered on shabbos, ordering from websites on erev shabbos that guarantee overnight delivery.   

  Rabbi Rafael Bachrach - Hilchos amira lakum shiur11 - websites and internet auctions on shabbos.mp3 - Potential halachic issues with having a website that sells on shabbos, buying and selling on eBay on shabbos: zilzul shabbos and kinyanim on shabbos.   

  Rabbi Rafael Bachrach - Hilchos amira lakum shiur12 - websites and internet auctions on shabbos part2.mp3 - Selling on a website over shabbos, buying and selling on ebay auctions that end on shabbos, automatic payments that will occassionally end up on shabbos, setting stocks to be sold when they hit a certain price if it might fall on yom tov, using fulfillent centers on shabbos  

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur13 - סימן שכה סעיף א-ד.mp3 - 

Drinking hot coffee or hot water prepared on shabbos by a nachri, nsubscribing to a newspaper that will be delivered on shabbos, advertising in a newspaper on shabbos  

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur14 - סימן שכה סעיף ה-ז.mp3 - Ordering a newspaper to be printed or delivered on shabbos, a ben chutz laaretz using aravos that were picked on yom tov sheni in Eretz Yisrael. The concept of kdei sheyaase: waiting on motzei shabbos so as not to be nehene from the melacha of a goy. What is kdei sheyaase on a picture or video made on shabbos of an event that won't happen again during the week?    

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur15 - סימן שכה סעיף ו kdei sheyaase by a Jew.mp3 - Is there a din of kdei sheyaase by maase shabbos of a non-religious Jew or only a nachri? Getting on the first bus on motzei shabbos, a key being carried through reshus harabim and opening a house  

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur16 - סימן שכה סעיף ח-ט.mp3 - Receiving mail and packages on shabbos from outside the techum: are they muktzah? Can you open the package and use the contents on shabbos? If the airline lost your luggage and brought it on shabbos can you use the contents on shabbos?  

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur17 - סימן שכה סעיף ח עד הסוף.mp3 - Continuation of discussion about opening mail and deliveries on shabbos, children doing melacha on shabbos, construction on shabbos of houses, trains etc. Does a house built on shabbos become assur forever?  

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur18 - סימן רעו סעיף א what can you tell a goy to do.mp3 - When do we allow a goy to do a melacha deoraisa on shabbos and when do we allow him to do a melacha derabanan- a partial introduction. Is electricity deoraisa or derabanan?  

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur19 - סימן רעו סעיף א-ב.mp3 - 

If a goy does melacha for you to correct his own mistake, if a goy does melacha for Jews and non-Jews: a power company restoring power for Jews and non-Jews, a super putting on lights or heat on shabbos, Jews and non-jews going on a boat on shabbos, a subway on shabbos, going into an elevator on shabbos with a goy who is going up anyway 

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur20 - סימן רעו סעיף ב.mp3 - Offering food to get a goy to do melacha, psik reisha al yeday akum: a fridge where a light was left on, what to do if a fuse blew. When can we ask an akum to do a deoraisa: tzorech gadol or only mitvzah of rabim? What's considered a mitzvah of the rabim?   

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur21 - סימן רעו סעיף ג.mp3 - Telling a nachri to do a melacha that could be done b'hetter: washing dishes with hot water or a sponge, washing floors, carrying in a reshus harabim, bringing things in an elevator, ordering a cab for right after shabbos, buzzing you into a building. What to do about hotels that have electronic keys.   

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur22 - סימן רעו סעיף ג-ה.mp3 - Grama al yeday akum, heating up food al yeday akum, moving muktzah al yeday akum, definition of tosefes hanaa, hakol cholin etzel hakor - how cold is cold enough to have a goy turn on heat, do we say hakol cholin when its too hot? Can a goy turn on a fan or air conditioner?   

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur23 - סימן שז סעיף ב-ה.mp3 - When is shvus deshvus muttar: what cases are considered mitzvah, hefsed, tzorech gadol. Is electricity assur miderabanan or mdeoraisa? Does a derabanan with shinuy al yeday akum count as shvus deshvus? melacha sheeina tzricha legufa? What foods can you heat al yeday akum and when?  

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur24 - סוף סימן שז סעיף ה וסימן שז סעיף יט-כב.mp3 - Amira l'amira: When does it work and how? Shvus deshvus al yeday yisrael: Is it muttar? Remizah: When do we allow it, how is it done properly? Amira l'akum bein hashmashos: what kulahs are there and how long does bein hashmashos last?   

 Rabbi Rafael Bachrach - Hilchos amira lakum shiur25 - חזרה.mp3 - chazara of hilchos amira l'akum: when you can do deoraisas, when can you do derabanans, when can you benefit from an akum acting on his own, remizah, kablan and schir yom, snow removal contracts on shabbos, a landlord paying a super to work on shabbos, a waiter writing orders on shabbos, crossing the street in front of cars on shabbos. 

Rabbi Rafael Bachrach - Hilchos Kibud av vaem shiur3 - סימן רמ סעיף ה.mp3 - What is included in kibud av: Do you have to listen to requests from parents that don't provide them any hanaa or is that not part of kibud av? kibud av is mishel av, supporting parents from tzedakah, what requests are considered unreasonable that one wouldn't have to listen?

Rabbi Rafael Bachrach - Hilchos Kibud av vaem shiur4 - סימן רמ סעיף ה-ז.mp3 - What requests by parents are considered unreasonable in halacha that you wouldn't have to listen to them? Do you have to listen if a parent asks you to move to a different city? If they ask to move in with you? If they tell you to stop drinking coffee? When do you have to stand up for parents?

Rabbi Rafael Bachrach - Hilchos Kibud av vaem shiur5 - סימן רמ סעיף ז-ט.mp3 - Standing for parents, waking up parents, saying hareini kaparas mishkavo

Rabbi Rafael Bachrach - Hilchos kibud av vaem shiur6 - סימן רמ סעיף ט-יא.mp3 - Kavod after death, listening to a tzavaa of a parent, saying kaddish, if a parent doesn't want you to say kaddish, how many people can you say kaddish for at once, going to kevarim, moving away from parents and letting others care for them

Rabbi Rafael Bachrach - Hilchos kibud av vaem shiur7 סימן רמ סעיף יב-טו.mp3 - Osek b'mitzvah wirh regard to kibud av, talmud torah versus kibud av, who has kadima: a mother or father, what's the din when the father says not to say kaddish for the mother.

Rabbi Rafael Bachrach - Hilchos kibud av vaem shiur8 - סימן רמ סעיף טו.mp3 - When a parent tells you to stop a particular chumrah or minhag, when must you listen and when not? If the parent wants you not to tovel, to not have a beard and peyos, to use the eruv that you don't use, to daven in a shul where there is talking, to push off a bris until after chatzos, not to get drunk on Purim? If a parent says not to do a mitzvah kiyumis?

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur1 - סימן שכח סעיף א-ב.mp3 - Introduction to refuah on shabbos - the chiyuv and mitzvah to mechalel shabbos for pikuach nefesh, when are you allowed to ask a shailah and when must you just break shabbos without asking? Breaking shabbos for a refuah that is not a refuah yedua.   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur2 - סימן שכח סעיף א-ב.mp3 - How do we define safek sakanah on shabbos - what level of sakanah is needed to break shabbos? The machlokes if we can break shabbos for refuah segulis - can you do melacha to send a letter to a rav to daven for you?  

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur3 - סימן שכח סעיף ג.mp3 - Cases of pikuach nefesh: Definition of Makkah shel chalal: internal infections, internal bleeding, strong pain in kidneys or gall bladder. Different types of broken bones. Tooth problems on shabbos: infections, pain in teeth, pulling teeth, putting teeth back in. What's the halacha when chazal say something is sakana and doctors say it isn't?  

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur4 - סימן שכח סעיף ד.mp3 - Kol sheregelim laasos lo bachol: Things that can be done for a chole even if they don't affect his treatment (lights, heat, adjusting electronic hospital bed). When do we apply the concept of yisuvei data?  

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur5 - סימן שכח סעיף ד-ז.mp3 - If there will be sakana later on shabbos can you do melacha now? What level of fever is considered sakanas nefashos? Continuation of discussion if chazal say something is sakana and doctors say it isn't.  

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur6 - סימן שכח סעיף ח-יא.mp3 - Eye problems on shabbos (Detached retinas, chemicals sprayed in eyes, infections): which are pikuach nefesh and which are sakanas eiver? When to listen to doctors and which doctors. Can you break shabbos to prevent someone from being forced to do an aveirah, or from dying al kiddush Hashem?  

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur7 - סימן שכח סעיף יב.mp3 - In situations of pikuach nefesh, when do we ask an akum to break shabbos and when do Jews do it? When do we use a shinuy and when not?   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur8 - סימן שכח סעיף יג-טו.mp3 - A child locked in a room. A chole on shabbos who has only neveilah, it it better to break shabbos to get kosher food or eat neveilah? If you call hatzala and then the sakana passes, should you call to cancel?   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur9 - סימן שכח סעיף טו-יז.mp3 - Continuation of discussion of calling back to cancel call. Ribuy b'shiurim. Din sakanas eiver: what can you do for sakanas eiver and how do we define sakanas eiver. Chole sheein bo sakana: How do we define it and what can be done for it?  

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur10 - סימן שכח סעיף יז-יט.mp3 - Continuation of chole she'ein bo sakana, children having din of chole sheein bo sakana. Bishul akum for chole sheein bo sakana on shabbos. Introduction to the Gezeirah of not taking medicine on shabbos: the kashya of the Ketzos Hashulchan that we don't grind our medicine today.   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur11 - סימן שכח סעיף כ-כב.mp3 - Continuation of discussion of why we can't take medicine on shabbos today. An exception when refuah can be done on shabbos: If it doesn't look like refuah. Can you take medicine on shabbos if you add it to food before shabbos? Pulling off scabs on shabbos, applying creams on shabbos.   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur12 - סימן שכח סעיף כג-כח.mp3 - Another case one can do refuah on shabbos: Preventative medicine on shabbos. Miktzas choli vs. meichush b'alma. Mafis mursa- why is it muttar if its only a meichush?   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur13 - סימן שכח סעיף כט-לו .mp3 - What kind of cuts are sakana, dislocated bones on shabbos, drinking whiskey for tooth pain. Halachos of expressing milk on shabbos for pain or for a baby to eat, is a mechanical or electric pump better on shabbos.   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur14 - סימן שכח סעיף לז.mp3 - The hetter of Rav Shlomo Kluger that refuah on shabbos is ok if you started it before shabbos. The hetter of maachal briyim. Vitamins on shabbos. Other types of pills on shabbos: Caffeine pills on shabbos, sleeping pills on shabbos, tzom kal pills when tisha b'av falls on motzei shabbos.   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur15 - סימן שכח סעיף לח-מג.mp3 - refuah not done with medicine: hot water bottles, ice packs. exercising on shabbos: regular exercise and physical therapy   

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur16 - סימן שכח סעיף מד-מט.mp3 - Bathing in hot or cold water for refuah, IV's, shots and blood tests, making casts, stitches for infection or cosmetic stitches on shabbos.  

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur17 - סימן שכט סעיף א-ה.mp3 - Buildings falling on shabbos, when to go by rov for pikuach nefesh, brain stem death in halacha, saving a ba b'machteres on shabbos.    

 Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur18 - סימן שכט סעיף א-ז.mp3 - Breaking shabbos for an unborn baby, cheresh, shote, mumar, non-religious Jew who doesn't keep shabbos, akum, and ger who was mal velo taval. When do we call the police on shabbos to report robberies and other crimes?  

Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur19 - סימן שכט סעיף ח-ט.mp3 -  When hatzala members or doctors drive on shabbos to save people, are they allowed to go back home? What about someone who drives their friend or relative to the hospital? What about someone discharged from the hospital on shabbos?  

Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur20 - עוד ענינים בסימן שכט  -  Continuation of discussion of Hatzalah driving home on Shabbos. If someone tried to kill himself is there a chiyuv to save him? If someone put himself in danger with his negligence do we break shabbos to save him? How much money do you have to spend or tircha do you have to undergo to prevent doing chilul Shabbos for pikuach nefesh? Is it better to have a shomer shabbos doctor or non-shomer shabbos doctor break shabbos for you?

Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur21 - להכניס עצמו לספק סכנה להציל אחר מודאי סכנה.mp3 - Putting yourself in safek sakanah to save someone else from vaday sakanah - Is it allowed? Is it a chiyuv? Are soldiers or doctors mechuyav to put themselves in sakana to save others? Donating kidneys, bone marrow and blood in halacha. 

Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur22 - Hilchos yoledes1 - סימן של סעיף א - practical halachos of childbirth on shabbos - preparing before shabbos to minimize chilul shabbos, driving to hospital on shabbos, the hetter of yisuvei data and when it applies, epidurals on shabbos, going with yoledes to hospital on shabbos. 

Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur23 - Hilchos yoledes2 - סימן של סעיף א - practical halachos of childbith on shabbos part 2 - more on yisuvei data, the din of doing melacha for a yoledes with a shinuy, calling on the phone with a shinuy, driving with a shinuy. What things can you bring with you on shabbos, and especially if there is no eruv or if the hospital is outside the techum, 

Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur24 -Hilchos yoledes3 - סימן של סעיף ב-ד.mp3 - more halachos of childbirth on Shabbos - the din of aiva and how it applies on Shabbos, at what point in the birth is a woman considered a chole sheyesh bo sakanah, until how long after birth is a woman considered a chole sheyesh bo sakanah. 

Rabbi Refoel Bachrach - Hilchos Refuah on Shabbos shiur25 - Hilchos yoledes4- סימן של סעיף ד-יא.mp3 - more on the the din of how long there is a din of chole sheyesh bo sakanah after birth, din of baby born in 8th month, burying the shilya (placenta). 

Rabbi Rafael Bachrach - Sep 13 17 - Picking out a kosher Lulav and Hadasim.MP3 - 

 Rabbi Bachrach - The proper zman of hadlakas neros chanukah.mp3 - Do we have ot be makpid on the shiur of a half hour after shkia today when people are in the street longer, and when is the zman of hadlaka, from shkiah or tzeis?  

 Rabbi Rafael Bachrach - Hilchos Pesach - Hilchos Mechiras chametz.mp3 - A history of mechiras chametz, why do some people not sell chametz gamur? If you don't buy chametz gamur do you need to avoid buying chametz that was sold over pesach? Do you need to sell chametz stocks before pesach? How does mechira work across different time zones?    

 Rabbi Rafael Bachrach - Hilchos Pesach - Using grape juice at the seder.mp3 - Can one use grape juice for daled kosos at the seder lechatchilah? Why or why not? What strength of wine is considered wine? What mixture of wine and grape juice can still be considered wine?   

Rabbi Rafael Bachrach - Hilchos Pesach - Chametz sheavar alav hapesach.mp3 - Chametz sheavar alav hapesach - Buying chametz after pesach - when are you allowed to buy from Jewish or non-Jewish stores and why, the machlokes about a store that sells its chametz but stays open, what to do with chametz you forgot to sell, what's considered a Jewish owned company.

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur1 - הקדמה וסימן רס  - Hakdama to hilchos bris milah: praises of chazal for mitzvas bris milah, reasons for the mitzvah of bris milah.  

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur2 - הקדמה וסימן רס - Continuation of Hakdama to hilchos bris milah: more reasons for the mitzvah of bris milah, the machlokes if shlichus works by bris milah and whether there is mitzvah bo yoser m'beshlucho by milah. 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur3 - סימן רסא - Continuation of discussion of shlichus by milah and if mitzvah bo yoser m'beshlucho. How does the chiyuv kares work by milah. The chiyuv of beis din and every individual to do milah when the father didn't do it. If a father doesn't want to do milah on the eighth day or isn't around on the 8th day, when does beis din do it? Does a mohel have a chiyuv to spend shabbos in another city to do a milah there? 

 Rabbi Refoel Bachrach - Hilchos Bris Milah shiur4 - סימן רסא.mp3 - continuation of discussion of the chiyuv on beis din and when it starts, and what to do if the father wants to push off the bris milah or isn't around on the 8th day. Continuation of discussion of whether there is a chiyuv to go away for shabbos to do a milah. When is the mohel allowed to charge for bris milah? 

 Rabbi Refoel Bachrach - Hilchos Bris Milah shiur5 - סימן רסב סעיף א - Forcing or tricking a mohel to do a milah for free. Doing milah between amud hashachar and netz. Zrizin makdimin lemitzvos - are we allowed to delay a mitzvah to do it with an extra hiddur (by bris milah and all other mitzvos)?  What is more important, zrizin makdimin or rov am? Do you have to schedule the bris for first thing in the morning? What if the sandek, grandparents, or others are delayed?

 Rabbi Refoel Bachrach - Hilchos Bris Milah shiur6 - סימן רסב סעיף א - More discussion of zrizin makdimin and waiting for people.  The controversy about Rav Leibel Eiger pushing off brissin until late in the afternoon. Milah shelo bizmana and milah bizmana - which has kadima, the chiddush of the Dvar Avraham that milah shelo bizmana is more chamur since there is an issur every second. Why isn't milah before shachris? Before mussaf?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur7 - סימן רסב סעיף א-ב.mp3 - Eating before a bris. A milah done at night or before the eighth day - does the baby need hatafas dam bris?  Which sicknesses cause a bris to be pushed off and for how long?

 Rabbi Refoel Bachrach - Hilchos Bris Milah shiur8 - רסב סעיף ב-ג.mp3 - More on which sicknesses cause a bris to be pushed off for seven days and which cause it to be pushed off just until he is healthy. The din of androgynous. 

 Rabbi Refoel Bachrach - Hilchos Bris Milah shiur9 - סימן רסב סעיף ד-ו.mp3 -  A bris for a baby born bein hashmashos - how do we define bein hashmashos? The machlokes Rabbenu Tam and the Gra how to define shkia and tzeis hakochavim. 

Rabbi Refoel Bachrach - Hilchos bris milah shiur10 - סימן רסב סעיף ד-ו.mp3 - continuation of  last shiur defining shkia, tzeis, and bein hashmashos for bris milah and other issues. 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur11 - סימן רסג סעיף א.mp3 - doing a bris on a baby who has jaundice - what level of jaundice causes the bris to be pushed off, what level jaundice causes the bris to be pushed off for 7 days. 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur12 - סימן רסג סעיף א-ג.mp3 - continuation of discussion of jaundice, the din of meisu achiv machmas milah (a family where two boys die from getting a bris) - when does it apply, when is the baby able to have a bris if ever?  Giving a hemophiliac a bris (with injections or a laser). 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur13 - סימן רסג סעיף ד-ה.mp3 - nolad mahul - what is the idea of hatafas dam bris and how is it done. Milah for a baby with hypospadias.  A baby who dies before the 8th day of his life getting a milah at the kever. 

  Rabbi Refoel Bachrach - Hilchos Bris Milah shiur14 - סימן רסג סעיף ד-ה וסימן רסד סעיף א.mp3   - Continuation of discussion of hatafas dam bris. Continuation of discussion of a baby who dies before the 8th day of his life getting a milah and name at the kever.  Is it muttar to give a milah to an akum? Can a woman do milah?  Can an akum do milah?  Can a mechalel shabbos do milah? If an akum or mechalel shabbos did a bris does the baby need hatafas dam bris?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur15 - סימן רסד סעיף א-ב.mp3 - Continuation of discussion if a mechalel shabbos can do milah. If an akum or mechalel shabbos did a bris does the baby need hatafas dam bris? If the only person available to the bris is a mechalel shabbos is it better to push off the bris or do it on time with the mechalel shabbos? Who had kadima to be sandek, a tzaddik or parent? Who has kadima to be mohel, tzaddik or mumche?  If you promise someone to be mohel or sandek, or used a particular mohel in the past, when are you allowed to back out and use someone else? 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur16 - סימן רסד סעיף ב-ד.mp3 - Why do we use iron for bris milah?  How the actual milah is done - the tfisa, the chituch,  the priah. The use of a probe on shabbos.  Milah upriah b'bas achas - doing milah and priah together - is it lechatchilah? 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur17 - סימן רסד סעיף ג-ד.mp3 -  the clamps that the poskim said are assur - the Gomco clamp and Bronstein/Magen clamp and what the problems are with them. Metzitzah - Do we listen to doctors who say there is no sakana if you don't do metzitzah? Is it just for sakana or is it a part of the mitzvah?  If the father will only do milah without metzitzah should the mohel do the milah without metzitzah or not do the milah at all? Does it need to be done b'peh?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur18 - סימן רסד סעיף ג-ד - מציצה בפה.mp3 - metzitzah b'peh - the history of the machlokes, is a tube or sfog as good as metzitzah b'peh?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur19 - סימן רסד סעיף ה-ו.mp3 - The machlokes Chachmas Adam and Divrei Chaim if the orlah wasn't cut but removed with the priah. Tzitzin hameakvin es hamilah and tzitzin she'einan meakvin es hamilah, Doing hiddur mitzvah after you were yotze the mitzvah. 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur20 - סימן רסה סעיף א.mp3 - Using anesthesia during bris milah. The brachos at the bris milah - al hamilah and lehachniso - when to make each bracha. Why do we need two brachos? Who makes the bracha of lehachniso if the father is not there? Why do we stand up at a bris?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur21 - סימן רסה סעיף א.mp3 - the bracha of k'shem shenichnas l'bris, who makes the bracha on the wine at the bris, who drinks the wine (mevarech, sandek, kids etc), do you drink after kores habris or at the end, tzave or tziva, why do you give the name at the bris, saying aleinu after the bris. 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur22 - סימן רסה סעיף ב-ו.mp3 - the differences at the bris of a mamzer, what to do with the wine at a bris on a taanis, how many sets of brachos are made at a bris of twins. Why are there candles at a bris? Do we need a minyan at the bris and why?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur23 - סימן רסה סעיף ז-יא.mp3 - The machlokes whether to say shehecheyanu at a bris. Does the ervah have to be covered when you make the bracha, can it be held during the bracha, can the bracha can be made in front of tzoah? What to do with the orlah after the bris. Why does Eliyahu come to the bris - is it a schar or onesh? Does he come to a bris on shabbos? Who has kadima for sandek - parent, grandparent, tzaddik. 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur24 - סימן רסה סעיף יא-יב.mp3 - Who has kadima to be sandek - a tzaddik, parent,   grandparent, great-grandparent? Can you be mohel and sandek at the same time? The minhag of not using the same sandek twice in one family - when does it apply and why don't we see every sandek becoming rich? The mohel davening for the amud on the day of the bris. The seudas bris - does it have to be fleishig?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur25 - סימן רסה סעיף יב-יג.mp3 - More about sandakaus (can a goy or woman be sandek, should the father of the baby be sandek, a not-frum sandek). Not inviting to the bris - do you have to go if you are invited? What are the reasons a shalom zachar? When do we skip tachanun for a bris? Keeping on tefillin for the bris. 

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur26 - סימן רסו סעיף א-יא.mp3 - halachos of milah on shabbos:  does the milah knife become muktzah after the milah, what can be done al yeday akum for milah on shabbos, bringing the baby to shul on shabbos al yeday akum, doing milah for the first time on shabbos or yom tov, bris shelo bizmano or safek shelo bizmano on yom tov sheni, a baby born with IVF is his bris doche shabbos?

Rabbi Refoel Bachrach - Hilchos Bris Milah shiur27 - סימן רסו סעיף יב-יד.mp3 - Does the bris of the son of not-frum parents doche shabbos? What if it will lead to chilul shabbos?  Are you allowed to split milah and priah among two mohelim on shabbos? The machlokes about doing a milah shelo bizmana on Thursday and Friday. 

 Rabbi Pinchas Katzenstein - Guest shiur on Hilchos Bris Milah   - R Katzenstein Video     R Katzenstein Audio 

Rabbi Refoel Bachrach - The shalom zachar and kiddush in halacha.mp3 - The mekoros for a shalom zachar - why do we have a shalom zachar? Why on Friday night? Why don't girls have one?  Does the baby need to be there? If there is more than one shabbos between the birth and bris when is the shalom zachar? Making a kiddush for a girl - what are the mekoros for a kiddush? What are the reasons for a kiddush? When should the kiddush be? Is there an inyan to make a kiddush for an adult who never had one? The minhagim for naming girls - when to give the name. 

Rabbi Refoel Bachrach - Halachos of Naming Babies shiur1.mp3 - Halachos of names and naming - The importance of  a name in chazal and how it affects a person's future. Naming after a person: does the neshama of the niftar go into the child, or is it just to remember the meis? Can you name after someone who died but wasn't buried yet? What are the halachos of naming after a rasha? Can you name after a not frum person? Using the name Yishmael. Using names from before Avraham Avinu. 

Rabbi Refoel Bachrach - Halachos of Naming Babies shiur2.mp3 - Halachos of names and naming part 2 - Naming after someone who had bad mazel (reia mazlei). Naming after living people. Giving two names. When you add a name or don't give the exact name is it still considered naming after the person? 

Rabbi Bachrach - Hilchos Maachalei Akum - Pas Akum shiur1 - סימן קיב סעיף א-ב.mp3 - The gezeirah of pas akum: the purpose of the gezeirah, who does it apply to  (to someone with no children? a non-Jew who doesn't worship avoda zara? a mumar or tinok shenishba?)  When is pas akum muttar and when is it assur? What is pas palter and when is it muttar?

Rabbi Bachrach - Hilchos Maachalei Akum - Pas Akum shiur2 - סימן קיב סעיף ג-ה.mp3 - If a baal habayis serves pas palter is it muttar or assur? Is there a hetter to buy pas palter if the pas yisrael is not as good, more expensive, or more of a tircha to get? The Minhag of eating pas yisrael on aseres yemei tshuva and shabbos. 

Rabbi Bachrach - Hilchos Maachalei Akum - Pas Akum shiur3 - סימן קיב סעיף ו-ט.mp3 - Bread with egg glaze on top or french toast - is it pas akum or bishul akum? Which types of pas and pas haba b'kisnin are included in pas akum and not bishul akum (cakes, cookies, bagels, cheerios?)

Rabbi Bachrach - Hilchos Maachalei Akum - Pas Akum shiur4 - סימן קיב סעיף ט-י.mp3 -  How to make bread into pas yisrael - turning on the fire, putting in a kisem, residual heat from the last cooking, the machlokes about a mashgiach installing a lightbulb or glow plug, turning on the oven remotely or with timers. Turning up an oven that runs with a thermostat.  If you toast pas palter does it become pas yisroel. 

Rabbi Bachrach - Hilchos Maachalei Akum - Pas Akum shiur5 - סימן קיב סעיף יא-טז.mp3 - Jewish owned bread baked by akum where there is no hetter of pas palter, if an akum baked bread and the Jew finished the baking (or cooked the bread, or toasted it) what is the din, a host who doesn't eat pas palter and he has a guest who brought pas palter, pas akum being batel b'rov, do you have to kasher keilim from blios of pas akum. 

Hilchos Pas Akum Guest speaker - Rabbi Eli Gersten audio.mp3 - Guest shiur on hilchos pas akum from Rabbi Eli Gersten of the OU

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur1 - סימן קיג סעיף א.mp3 - Bishul Akum - what are the reasons for the gezeirah, what's the din of bishul of a mumar or tinok shenishba. Defining neechal chay - what if its eaten raw in some places and not others, what if its eaten raw but only as part of a mixture with other foods?

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur2 - סימן קיג סעיף א.mp3 - More on the definition of neechal chay. The halachos of being oleh al shulchan melachim - what is a shulchan melachim,? Is it anything a king eats or only at chashuve meals?  Does the issur go by the min or the specific food? The shailah of bishul akum by potato chips and french fries. 

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur3 - סימן קיג סעיף א.mp3 - More on the definition of neechal chay - cranberries and craisins (and the proper bracha on craisins).  More on the definition of olah al shulchan melachim - differences between kashrus organizations in America and eretz yisroel with regard to oleh al shulchan melachim. Is falafel oleh al shulchan melachim? Is chulent oleh al shulchan melachim? Foods which are not melafes the pas or eaten for desert - is there bishul akum by snack foods.  The mekilim by rice that its not melafes the pas.  The hetter of the Maharitatz that there is no bishul akum in factories and when did R Moshe rely on it.  

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur4 - סימן קיג סעיף א-ד.mp3 - Is there a bishul akum issue by beer, coffee, and tea.  The shittos that there is no bishul akum in a beis yisrael or with shfachos. 

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur5 - סימן קיג סעיף ה-ז.mp3  - If an akum cooks without kavana to cook is there bishul akum - if the power went out and the power company or another akum turned the power back on and cooked the food is there bishul akum? What does the yid have to do in the cooking to make the food bishul yisrael - the shitta of the Mechaber: a yid has to put the food on the fire. For the Mechaber does it help to stir or flip the food, or turn on the fire in a case the food is in place before the fire is turned on? The shitta of the Rama that the yid can turn on the fire - how do kashrus organizations in chutz laaretz pasken? What do Sfardim do about eating from hechsherim that are meikel like the Rama? 

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur6 - סימן קיג סעיף ה-ט.mp3 - Continuation of the discussion of Sfardim eating from hechsherim which are not machmir for the Mechaber by bishul akum. The hetter of the Rama of aish m'aish - when do we rely on pilot lights? What kashrus organizations do to create bishul yisrael - light bulbs and glow plugs, timers, turning on ovens remotely.  The shiur of maachal ben drusai - if the yid cooks to maachal ben drusai its muttar. If the akum cooks to maachal ben drusai does it become assur? 

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur7 - סימן קיג סעיף ז-יג.mp3 - More on the shiur of maachal ben drusai. For the Rama what's the last point the yid can cook it and turn it into bishul yisroel. Safek bishul akum. Neechal chay al yeday hadchak.  Is salting a problem of bishul akum? Smoking with cold or hot smoke? Cooking with steam?

Rabbi Bachrach - Hilchos Maachalei Akum - Bishul Akum shiur8 - סימן קיג סעיף יג-טז.mp3 - Bishul Akum by tuna. Is there bishul akum in a microwave? An induction oven? Does bishul akum require you to kasher the keilim it was cooked in?

Hilchos Bishul Akum Guest Speaker - Rabbi Eli Gersten.mp3 - Guest Speaker on Hilchos Bishul Akum - Rabbi Eli Gersten of the OU 

Rabbi Bachrach - Hilchos Maachalei Akum - Shechar Akum shiur1 - סימן קיד סעיף א.mp3 - The issur of shechar akum - what is it and when does it apply? Is drinking beer in a non-Jewish bar or restaurant allowed? What about coffee? Other drinks?

Rabbi Bachrach - Hilchos Maachalei Akum - Shechar Akum shiur2 - סימן קיד סעיף א-ד.mp3 - Eating and drinking at parties with akum - office parties etc.  Buying food that has issur that is batel b'shishim, or giving a hechsher to such a food. 

Rabbi Bachrach - Hilchos Maachalei Akum - Shechar Akum shiur3 - סימן קיד סעיף ד-יב.mp3 - Continuation of discussion of buying food that has issur that is batel. The concept of tagar lo mara nafshei - does tuna fish need a mashgiach temidi - the machlokes between the OU and others. 

Rabbi Bachrach - Hilchos Maachalei Akum - Chalav Akum shiur1 - סימן קטו סעיף א.mp3 - A few last points from the last sugya about tuna and buying salmon without a hechsher. The sugya of Chalav Akum and chalav yisroel - what was the gezeirah of chalav akum? The mekor and reasons for the gezeirah. The details of the gezeirah - which part of the milking needs a mashgiach, and what does he have to see or do to create a mirsas?  

Rabbi Bachrach - Hilchos Maachalei Akum - Chalav Akum shiur2 - סימן קטו סעיף א.mp3 - Was chalav akum neesar b'minyan - the hetter of the Pri Chodosh for chalav akum when there are no non-kosher animals in the town. The cholkim on the pri chodosh- the Chasam Sofer and others. Rav Moshe's hetter - how is it different than the pri chodosh, is it lechatchilah? Does Rav Moshe's hetter still apply today as much as when it was written?

Rabbi Bachrach - Hilchos Maachalei Akum - Chalav Akum shiur3 - סימן קטו סעיף א.mp3 - Continuation of discussion of hetter of Pri Chodosh and the cholkim on the Pri Chodosh. More on Rav Moshe's hetter.  If you eat only cholov yisrael can you eat OUDE?  Does powdered milk need to be chalav yisrael? Do cameras work for cholov yisrael?  The din of a mumar. 

Rabbi Bachrach - Hilchos Maachalei Akum - Chalav Akum shiur4-gevinas akum - סימן קטו סעיף ב.mp3 - more about cameras for cholov yisrael. Gevinas akum - the reasons for the gezeirah, was gevinas akum neesar b'minyan and assur even when the reasons don't apply, the machlokes if you have to watch the cheese being made or actually make the cheese. Is there a hetter to make cheese from chalav akum?

Rabbi Bachrach - Hilchos Maachalei Akum - Chalav Akum shiur5 - chemas akum - סימן קטו סעיף ג.mp3 - Chemas Akum - the din of butter of an akum. Other types of cheese like cottage cheese, cream cheese, ricotta cheese - are they included in the gezeirah of gevinas akum or are they like butter?

Rabbi Bachrach - Hilchos Maachalei Akum - kashrus of milk today and treifos in cows .mp3 - Two contemporary shailos about the kashrus of milk: How is it muttar to drink milk if we know that a high percentage of the cows have treifos and their milk is treif? Does the surgery for a displaced abomasum make the cow a treifah, and if yes how does it affect the kashrus of milk?

Guest Speaker on Hilchos chalav akum - Rabbi Avrohom Gordimer of the OU spoke to us about chalav akum, gevinas akum, and chemas akum.  Rabbi Gordimer audio      Rabbi Gordimer Video 

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos Sakana shiur1 - giluy - סימן קטז סעיף א.mp3 -  The halachos of mashkin gluyim - leaving liquids with noone watching them -  Which liquids is it on? What is the shiur how long it has to be left alone to be assur? Is it nogea today - who is machmir and who is meikel? The Gra's shitta. Is there more room to be machmir in eretz yisrael? 

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos Sakana shiur2 - fish and meat - סימן קטז סעיף ב.mp3 - end of sugya of giluy. The Sakana of eating fish and meat together: Is chicken the same as meat? What exactly is the sakana? Is it still a sakana today to eat fish and meat together? Is there bitul b'shishim of fish in meat and other inyanei sakana?  Can you put Worcestershire sauce with a hechsher on meat?  The status of fish gelatin. 

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos Sakana shiur3 - fish and meat shiur2 - סימן קטז סעיף ב-ג.mp3 - More on the sakana of eating fish and meat together - is there a problem of blios from meat to fish? Do you need to have a separate fish pot? Can you cut an onion with a fleishig knife and eat it with fish? Cooking fish and meat in the same oven together.  What has to be done between eating fish and meat - kinuach, hadachah, washing out your mouth? What is the minhag to have schnapps after fish and is there a sakana to have water after fish?

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos Sakana shiur4 - food under bed - סימן קטז סעיף ד-ה.mp3 - Do you need a hekker between a person eating meat and a person eating fish? Why Sfardim don't eat milk and fish together.  Other inyanei sakana - not to eat sweat, not to put coins in your mouth.  Putting food under your bed - why can't you put food under a bed? Is it nogea today? Which foods does it apply to? Can it be eaten bdieved if it was left there? If it was under a bed that wasn't slept on, or someone slept on it but not in a bed is it assur?

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos Sakana shiur5 - food under bed shiur2 - סימן קטז סעיף ה.mp3 - Food under the bed - Is there ruach raah if the food was slept on even if it wasn't in a bed, or if it was under the bed even if it wasn't slept on? Can you put food on the lower bunk of a bunkbed? Can you put food under an airplane seat where someone is sleeping? Can you put food in the basket of a stroller under a sleeping baby? 

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos sakana shiur6 - defining sakana in halacha - סימן קטז סעיף ה.mp3 - What is the point of protecting yourself from sakana - if you're meant to die you'll die and if not then not? In halacha how do we define sakana - what is too dangerous that its not allowed? How do we define shomer pesaim Hashem and when does it apply? Can we apply shomer pesaim to smoking or wearing seatbelts? 

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos sakana shiur7 - defining sakana in halacha shiur2 - סימן קטז סעיף ה-ז.mp3 - more on putting yourself in sakana - putting yourself in sakana for parnassah, having elective surgery. More inyanei sakana - walking alone at night, drinking water during the tekufah. Baal teshaktzu. 

Rabbi Bachrach - Hilchos Maachalei Akum - Hilchos sakana shiur8 - Cutting down fruit trees.mp3 - The halachos of cutting down fruit trees - the mekor of the issur, when is it muttar and when is it assur. Is there always sakana? What if the fruit isn't edible? What if you just cut some branches? What about to build a house? What about to cut a fruit tree for a mitzvah purpose? Is there a hetter to uproot the fruit tree and plant it somewhere ele, or cut al yeday akum? 

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Doing Schora with Issur shiur1 - סימן קיז סעיף א.mp3 - The issur of doing business with things that are assur to eat (even if not assur b'hanaa) - the mekor and reasons for the issur, the machlokes if its an issur deoraisa or derabanan. Which issurim are muttar to sell - issurei derabanan, animals not usually eaten, pet food, things not rauy leachila. 

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Doing Schora with Issur shiur2 - סימן קיז סעיף א.mp3 - More hetterim of when you can do business with issurei achilah: The hetter of nizdamnu - when does it apply? Can a frum supermarket ever sell non-kosher food for the akum customers? Can a yid work for a non-kosher restaurant or store cooking treif food? As a waiter? At the cash register? 

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Doing Schora with Issur shiur3 - סימן קיז סעיף א.mp3 - More about workingin non-kosher food business. The machlokes if you can give non-kosher food to your workers, the hetterim (to give them cash or a credit card and let them buy, etc.)

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Doing schora with issur shiur4 - סימן קיז סעיף א.mp3 - To own a hotel or restaurant or nursing home that sells treif food - how can it be done al pi halacha. Owning stocks and investing in companies that sell issur. Does soap need a hechsher - why or why not. 

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Chosamos on food shiur1 - סימן קיח סעיף א-ב.mp3 - The halachos of seals on food: When food is left with an akum or yisrael chashud, in which cases does it need one chosam and in which does it need two? What chosamos are on wine today? A seal that can't ever be forged, can it count as two chosamos? The hetter of aino nehene b'chalipin - if the akum has no benefit from switching it. 

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Chosamos on food shiur2 - סימן קיח סעיף א-ז.mp3 - More on the hetter of aino nehene b'chalipin. What counts as a chosam and how does a chosam work? Does uman lo mara nafshei work here? The hetter of tevias ayin if you recognize the food.  If you leave food in the fridge at work does it need two seals? The hetter of maavar lerabbim. 

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Chosamos on food shiur3 - סימן קיח סעיף ח-יב.mp3 - Some cases where we rely on aino nehene bchalipin and maavar lerabbim. Gas stations that have open chalav yisroel milk bottles but no mashgiach, can you trust its actually chalav yisroel in the bottle? Leaving an akum alone in your house - how long can you leave them alone without worrying they cooked in your pots? How often do you have to come to be considered yotze v'nichnas? What are the options when leaving them alone in your house and they know you aren't around - cameras, giving the key to a neighbor, other options. 

Rabbi Bachrach - Hilchos Maachalei Akum - Halachos of Chosamos on food shiur4 - סימן קיח סעיף יב-יג.mp3 - If an akum makes your food assur then don't give it to them. Does an akum have neemanus to say they made your food assur? 

Rabbi Bachrach - Hilchos Maachalei Akum - Who has neemanus in halacha shiur1 - סימן קיט סעיף א-ב.mp3 - People who eat issur or sell issur as kosher,  or an am haaretz, when are they considered a chashud, and for what.  In which situations can be believe a person even if he has no neemanus in halacha - the hetter of kim li b'gava. 

Rabbi Bachrach - Hilchos Maachalei Akum - Who has neemanus in halacha shiur2 - סימן קיט סעיף א-ב.mp3 - Eid echad neeman b'issurim - does it mean you believe everyone or only if they are muchzak b'kashrus? What does muchzak b'kashrus mean? Hechsherim - why do we need hechsherim if we have eid echad neeman b'issurim? The takanos that everyone should have a hechsher. Can you ever buy food from a home based business that doesn't have a hechsher?

Rabbi Bachrach - Hilchos Maachalei Akum - Who has neemanus in halacha shiur3 - סימן קיט סעיף א-ז.mp3 - More about when you are allowed to buy food from a business without a hechsher. Someone chashud on a specific issur is he chashud on other issurim also? Which aveiros make you chashud on doing all other aveiros? Which aveiros make you a mumar for kol hatorah kulah? 

Rabbi Bachrach - Hilchos Maachalei Akum - Who has neemanus in halacha shiur4 - סימן קיט סעיף ג-ז.mp3 - More on which issurim make you chashud on other issurim. What makes a person a mumar l'teavon or a mumar lehachis? Which issurim make you chashud on kol hatorah kulah? A mechalel shabbos b'farhesia - why is it so chamur, how do we define farhesia?

Rabbi Bachrach - Hilchos Maachalei Akum - Who has neemanus in halacha shiur5 - סימן קיט סעיף ג-ז.mp3 - If you have a certain chumrah can you eat in someone's home who doesn't keep that chumrah and trust him to give you food up to your standards? Can you eat food cooked in his pots which were used with food not up to your standards? Is it lifnei iver to give someone food that you hold is muttar and he holds is assur? Is it lifnei iver to give someone food that you hold is assur and he holds is muttar?