When is a lady believer that her husband died,when an Eid echad is believed that a husband died,and being somech on simanim

If somebody gives a get and says take this shtar chov and are we mafrishin a tinok from issur

All the differences between the marriage of a cheresh,shoteh,and ketanim,ashum talui when living with the wife of a cheresh,and mdroraisa a get for a woman who became a shoteh

Yibum with a katan,when yibum wasn’t done within 30 days or after,and weddings that involve a cheresh

The difference between kidushin ketana and chareishes,why we needed twice the halacha like reb Eliezer,and katan yibum to ketana

Kidushei ketana how to complete the marriage when she turns 12 and can a chereish do chalitza

Machlokes miyun mevatel friends get,why rev eLeizer holds machzir grushoso can fall to yibum,when we encourage miyun and things a person should attach and detach himself from

Is there kidushin to a minor,what is considered a miyun,and does miyun undo a get

Machlokes bais shamai and Bais hillel about miyun and 4 shitos in miyun if it helps with zika

3 daynim needed,tricking into chalitza,knowing the yavam and the chalutzah,and the reading of parsha chalitza