A mortgage payoff letter can come in two forms. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan.Our simple guide makes it easy. Edit, sign, and share payoff form online. No need to install software, just go to DocHub, and sign up instantly and for free. To initiate this process, kindly have the authorized borrower complete and submit a payoff authorization form to our loan servicing department. How to fill out the Payoff Request Letter Templates?