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. My mortgage lender had me sign a gift letter saying that the money was a gift that I wasn't going to pay back.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 an important, formal, legal piece of documentation that can help explain that a (usually rather large) sum of money was gifted to you. 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. A gift letter is a note from a donor to your lender regarding cash funds for your mortgage down payment. This guide explains how to document gift funds for a mortgage and meet lender requirements. Fill out the form, sign and date it, and give a copy to your family so they can share it, as the need arises, with your caregivers. Special arrangements have been made for guest meals for parents of patients in the Pediatrics Unit; please ask your nurse for details. Controller's Letter of Transmittal.