Who is yoresh and moresh and how we know a father is yoresh

When there is 3 different opinions on a shuma and when you sell half your field does it mean value or area

If somebdoy sold a bais kur and showed the boundaries but it was not exactly a bais kur and undoing a chaluka that happened 

Do we say Tadid loshon achron machlokes Ben nanes and the rabanan along with Rav and Shmuel 

When buying a kur how much can one be off by,machlokes what the mishna means with 9 kav extra you give back karka,and what if the seller has karka near by can you give him karka and not money

When buying a beis kur how much of the land can have clefts or rocks and similar halach in regard to being makdish a sdei achuza

A new shita of the size of the crypts 8x4 

when purchasing crypts for burrying people are the 6x4 or 8x6

When you give another path to the rabim and you lose what you took back and maimid on the way back from Kevurah

The keruvim not taking up any space,and how much space do you get when you buy a ama for bais hashlachin