The amount of kafarat al-yameen (expiation for unfulfilled oath) and the ruling on paying it in cash

A man made a vow when he was not in control of his feelings

She vowed to beat her son

He said “By Allaah ten times, I will not do such-and-such”. What is the ruling?

Delegating a charity organization to pay kafaarat yameen (expiation for breaking a vow)

He wants to give up smoking; can he swear an oath concerning himself?

He vowed not to buy meat

Should he fulfil his promise to an idol-worshipper?

Her husband forced her to swear an oath telling the truth concerning some sinshe committed in the past

Telling a person that his vow has been broken so he can offer expiation