All perfect praise be to Allaah, The Lord of the Worlds. I testify that there is none worthy of worship except Allaah, and that Muhammad is His slave and Messenger.
Giving a ruling on this project depends on the credit cards issued. If they are lawful, then it is lawful; but if they are not, then the project is unlawful too. We have clarified the kinds of credit cards and the rulings on them in Fataawa 84519 and 81447.
Allaah Knows best.