Your gift letter has to be backed up with paperwork. A gift letter is proof to the lender that the funds were gifted to a homebuyer for their home purchase, and not a loan or borrowed money.Download Arizona Gift Letter for Mortgage Template template, modify and send for signing using BoloForms Signature. Can I make a gift "In Honor of" or "In Memory Of" someone? 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 down payment can be hard to come by. One option is to be gifted the money, but this has certain requirements, such as a gift letter. These rules apply to probate proceedings brought under Arizona Revised Statutes. ("A. There are four ways to deposit funds to Inmate Accounts using TouchPay.