Is it acceptable to give used clothes as expiation for breaking a vow (kafaarat yameen)?

Is it valid to retract a vow?

He swore on the Qur’aan that he would not go to more than one doctor, and he wants to break that oath

Ruling on swearing on the Mushaf and the expiation for breaking such an oath

She vowed to give one-quarter of her salary in charity – can she give it to her father who is poor?

She vowed to fast for a month if Allaah caused her husband to mend his ways

He said to his wife: You will be haraam for me if you do such and such

If he says to his wife: “You are haraam for me”

He offered Kaffarat al-Yamin in the form of cash; does he have to offer it again?

She vowed to marry off her daughter for a large dowry and now she wants to reduce it