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. Follow the basic instructions on this sample letter to fill out the form, and be sure you understand the fine print.A short letter like this sample gift letter will cover all of the requirements your lender needs. A gift letter for a mortgage shows your lender that you don't need to repay gift money toward your down payment. A gift letter is a note from a donor to your lender regarding cash funds for your mortgage down payment. A gift letter is a legal document stating the gift money for your down payment is not a loan requiring repayment. Learn how to create a mortgage gift letter template to ensure a smooth homebuying process with your gifted funds with 6 samples. Learn how to create a mortgage gift letter template to ensure a smooth homebuying process with your gifted funds with 6 samples. A gift letter is a note from a donor to your lender regarding cash funds for your mortgage down payment. Are you a first home buyer using a gifted deposit?