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. A mortgage gift letter is a statement that assures your lender the money that came into your account is a gift and not a loan.A gift letter is a note from a donor to your lender regarding cash funds for your mortgage down payment. A short letter like this sample gift letter will cover all of the requirements your lender needs. This guide explains how to document gift funds for a mortgage and meet lender requirements. 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. Mortgage gift letters tell the lender that money for your loan came from a gift. Lenders require gift letters when necessary. Thank you very much for the grant to pay for my platform lift. It has truly changed my life.