You'll need to request a 10day payoff letter from your current loan servicer, which you may be able to do online. How to fill out the Payoff Request Letter Templates?This is a standard form of payoff letter. Request a payoff quote before you send your final payment. Create a Loan Payoff Letter online and download it as a PDF or Word document. Customize and print a blank Loan Payoff Letter for free. Calculate how quickly you can pay off your mortgage if you increase your monthly payment. Use a standard business letter format with your name, contact information, and the date at the top. A Satisfaction of Security Instrument is a document that shows an individual has paid a deed of trust or a mortgage in full. 1. Enter the lender's name and loan account number.