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. 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.Edit, sign, and share va gift letter online. No need to install software, just go to DocHub, and sign up instantly and for free. A mortgage gift letter is a simple but essential document that assures lenders the funds you received are a gift, with no repayment expected. If that's the case, you can simply pass it along to the gift giver and have them fill it out. Showing appreciation means you have to acknowledge the donor or lender into your formal letter. Donor: A person who transfers the ownership of an asset to another.