Creating a payoff letter is essential to any loan or mortgage repayment process. Our free templates and this guide can help you get started.A payoff letter shows the remaining balance on your mortgage, including fees, interest, etc. Learn more about what a payoff quote is and how to request one. 1. Complete the Payoff Request Form in its entirety. Unsigned or incomplete requests will not be processed. 2. Request a payoff quote. A payoff letter provides instructions on how to pay off a loan with a lump sum before the loan term ends. Learn how payoff letters work. To decide whether to pay off your debt or invest, you must consider the amount whether it s a mortgage, car loan, student loan, credit card, or medical.