The letter must explain who is gifting the money, where the donor's funds are coming from and the relationship between the donor and the recipient. The person who gave you the money must write and sign the gift letter as well as provide their personal information.A gift letter for a mortgage is a written statement confirming that the gift money you receive from a family member or friend is a gift, not a loan. A mortgage gift letter is a document that helps satisfy the requirement that a borrower's down payment funds come from legitimate sources. A gift letter needs to be from the person who gave you the funds, and they need to include information showing the gift doesn't need to be paid back. A gift letter is a note from a donor to your lender regarding cash funds for your mortgage down payment. Learn about gift letter requirements A mortgage gift letter states that you received money as a genuine gift to use toward a down payment, rather than a loan. Provide Documentation:​​ Submit the gift letter, bank statements, and transfer confirmation during the mortgage approval process.