Daf Yomi by Rabbi Eli Goldfein

In this Daf. סומכין על שיתוף במקום עירוב. What partitions would constitute as separating a hall into separating residencies.

In this Daf Can an heir do bittul. Canb wine of an already established partnership function as an eruv. Can shituf be the Eruv

In this Daf. When does bittul reshus work. Can an heir do bittul reshus.

In this Daf. Asking a non Jew to carry where there is no Eruv - שבות דשבות במקום מצוה. Can you מבטלין וחוזרין ומבטלין

In this daf. ביטול רשות. If there is another entrance to ones house when can that be considered his main entrance and he won'tאוסר המבוי. Carrying between a karpef and other רשויות

In this Daf. Can you rent the rights to the non jews property on shabbos. When can you effect Bitul reshus.

In this daf. Tefilla while drunk. Tefilla and learning require a settled calm state of mind. If you have an Uber courtyard with a Jew and a non jew and in the outer courtyard just a Jew...

In this Daf. Solutions to making the Eruv if the non Jew won't sell his rights. Davening or paskening while drunk.

In this Daf. If your techum ends in a town or past the town. If you set up your Eruv in the town is it as if you stayed in the town to get the whole tiwn and an additional 2000 amot.

In this daf. Do laders count as openings. Where must you leave out of the eruv of an עיר של רבים. When you are measuring a techum does s city county as 4 amot or its full length.

In this daf. Ifb there are discrepancies in the measurements of the techum. When can you make an eruv stone the whole city.

In this Daf. You measure the Techum with a 50 amah rope. How do you measure over obstacles, hills and canyons.

In this daf. How to measure the Migrash of the cities for the leviyim. When we can combine multiple cities into one for the techum

In this daf. It is all about Torah learning. Learn aloud, be humble, so chazara etc.

Start of the 5th perek. You measure the techum of the city from the protrusion and make a square around the city. The importance of being precise with your speech.

In the last daf of the perek. You get 4 amot - your personal space and then start counting your 2000 amot. If you start on your journey even if you turn back you are considered a traveler. Attempting to set up an eruv gives up rights in your current eruv (חמר גמל). What if one foot is our the techum. Do you have any leeway with the cities techum markers.

In this daf. Setting up an eruv in the distance. The source for 2000 amos. Carrying 4 amos is not really 4 amos. Is the primary eruv with bread or by standing where you want your eruv.

In this daf. How a chatzer which opened into two mavois effects their eruv. Is the mechanism of an eruv chatzerot קנין או דירה. Setting up an eruv techumin while traveling

In this daf. Do we follow the principle that the halacha is like R' Yossi over R' Yehudah and R' Yehuda over R' Shimon. Do a non jews objects aquire a shabbos zone, are they bound by a techum.

In this daf. Does water have a makom shevisa in the sea. Moving (water) doesn't get makom shevisa. We pasken leniently in eruvin and aveilus. Other rules of which tanna to pasken like

In this daf. Security forces and the techum. War on shabbos. Do owner lesson objects have a techum.

In this daf. Can a person be used as a partition, is he an ohel aray. When you leave a techum for a mitzvah. Can your techumin overlap

In this daf. Can you walk around a boat which sailed out the techum. Does the techum restroom apply above 10 tefachim - can Eliyahu Hanavi travel on shabbos

In this daf. If a non Jew brings something from outside the techum. Do you mention Rosh Chodesh in davening on Rish Hashana. Do you say Shehechiyanu on Rosh Hashana and Yom Kippur

In this daf. Do we view both days of Rosh Hashana and or 2 days off Yom tov in galus as one or 2 kedushot