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. What is included in a gift letter?If borrowers plan to use gift money, they must request a gift letter from their lenders. From my understanding, giving a gift to parents after they supply a gift and gift letter is fraud regardless of the funds' origins. It states how much you're getting and from whom. In the letter, the donors must specify that the money is a gift. A gift letter is an important, formal, legal piece of documentation that can help explain that a (usually rather large) sum of money was gifted to you. A gift letter for a mortgage shows your lender that you don't need to repay gift money toward your down payment. What Is A Lookback Period? Transfer Penalty in Texas.