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. 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 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. We'll also show you how to write a gift letter with a gift letter template so you can help your donor prepare for underwriting. Yes, all lenders will require a gift letter. Although you may have the funds, the lender needs to confirm that you won't have to repay the gift. This form is particularly valuable in the context of home buying, where prospective buyers may rely on monetary gifts to bolster their down payment. A gift letter is a written explanation provided to your mortgage lender when someone else gives you money toward a home purchase. The letter should state that the person giving you the money is not getting something of value in return, such as an ownership stake in the property. As noted earlier, your bank should provide a gift letter template for you to complete.