A son that sells his yerusha that's coming to him and he dies his son can take it from the lekuchos and a son not yarsehing his mother in the kever 

When a house falls on a wife and a husband or a mother and a son who gets the yerusha 

When a house fell on a father and son and there's a shaila who died first in regards to yerusha and being makneh karka that you get in the future for a chov

When a house fell on a father and son and there's a shaila who died first in regards to yerusha and being makneh karka that you get in the future for a chov

What age and on what can a young gadol say Eidus,various occasions we have to do Bedika for gadlus and Reb Eliezer shita that even a schiv Mara needs a maisa kinyan 

How old does one have to be to sell their fathers karka beyerusha 18,20, or have good business acumen 

If a schiv Mara made a Maysa kinyan and a shtar he can't be chozer even according to shmuel and if it's unclear if a schiv mara died and it's not clear if it was from that sickness what happens with his nechosim

Machlokes Rav and Shmuel when somebdoy makes a maisa kinyan While being a schiv mara

Is Mavrachas Even after geruishin,mitzaveh machmas misa and maisa kinyan by shayur