The sale of goods that are unknown or undetermined as to their quantity, especially foodstuffs. Such a sale is considered invalid until the goods have been received by the purchaser.
AAOIFI (Accounting and Auditing Organization for Islamic Financial Institutions)
Ikrah
Patriot Ummah Saving Scheme
Ijarah wa-iqtina
Riba al-sunnah
Al-safahah
Daman/kafala
Bar’a
Bai‘ al-’istijrar
Al-taswiyah