Question: Must a tenant who signs a one-year lease in America affix a mezuzah immediately upon renting his house or apartment?

Short Answer: Many poskim hold that the mezuzos should be affixed immediately, but the brachah should only be recited after 30 days when the tenant removes and re-affixes the mezuzos.

Question: On which birds may you fulfill the mitzvah of Shiluach HaKein?

Short Answer: Unless you know for sure that the bird does not have the signs set forth in the Shulchan Aruch for kosher birds, you should fulfill Shiluach HaKein.

Question: Is it permitted to perform Shiluach HaKein on Shabbos?

Short Answer: According to most poskim, it is forbidden to perform Shiluach HaKein on Shabbos.

Question: Must you perform Shiluach HaKein if you see a bird’s nest and you don’t plan on using the eggs? Should you fulfill it?

Short Answer: You should fulfill the mitzvah of Shiluach HaKein according to most poskim, but only if you acquire the eggs by lifting them up.