1. Complete the Payoff Request Form in its entirety. Unsigned or incomplete requests will not be processed. 2.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. Include the loan or mortgage number. Do you need a loan payoff request form? Verification of funds letters come in a few different forms, with the most common being bank statements. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan. Below you will find links to useful forms and documents for easy and convenient access.