Drawing architectural plans for someone who builds with riba-based loans

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Selling a bookkeeping program to one who sells books that go against the ‘aqeedah of Ahl al-Sunnah
Disposing of riba income received before one came to know that it is haraam

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Related Answers:
Ruling on lending and borrowing gold and silver
Stipulating a penalty for late payment in purchase by instalment
Doesn't want to repay riba but also doesn't want to give a bad impression
Selling a bookkeeping program to one who sells books that go against the ‘aqeedah of Ahl al-Sunnah
Disposing of riba income received before one came to know that it is haraam

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