Edit, sign, and share sample payoff letter for private mortgage online. No need to install software, just go to DocHub, and sign up instantly and for free.How to fill out the Payoff Request Letter Templates? Payoff of first mortgage loan. 103. For an official statement verifying your existing mortgage balance, monthly payments, and any late payments, please complete a 3rd Party Authorization form. Gather your loan or mortgage documents. Navigate this section. A payoff letter or payoff statement can take two major forms in real estate. There are two key parties involved in the process: The lending institution, which is the party that initially issued a loan on the property.