Site: nolo.com
... Answer
Unless you have a provable agreement, which usually means a written one, you have no right ... But you definitely do have a right to be repaid that loan. ... First, figure out how much he still owes you. Second, ask him in writing to pay you back. ... Third, if he refuses to pay, think about how you can prove that you made the loan -- for example, you ... Fourth, assuming you have at least some proof, sue in small claims court. ... Can I Sue my Ex-Boyfriend for Unwritten Loans? ...