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.How to fill out the Payoff Request Letter Templates? 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. Follow the instructions carefully, ensuring accurate information input. Request a payoff quote. You will need to include all relevant information in the letter such as the loan amount, any outstanding payments, and the date of repayment. 1. Enter the lender's name and loan account number. Read some of our more frequently asked questions about auto loans with Wells Fargo today.