Providing surety to the buyer for the delivery of a commodity according to specifications. It also refers to performance bond in a contract.
Jahiliyyah
Bai al-ta'ati
Al-‘ushr
Tahsiniyat
Waqif
Al-waqf al-khairi
Al-hajr
Irsad
GICs (Government Investment Certificates)
Waqf al-nami