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.The purpose of this letter is to document that the money does not need to be repaid as well as the donor's name, contract information, and relationship to you. 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 Filling out a gift letter in OP's case would actually be mortgage fraud. Upvote Here's a sample gift letter you can use to prove that the money is truly meant as an outright gift, with no expectation of repayment. If you discover an ISP that we don't have in the database, let us know and we'll add it. A gift can help reduce the size of a mortgage needed, saving interest costs. Chapter 4: Parent Supports and Services.