How to fill out the Payoff Request Letter Templates? Creating a payoff letter is essential to any loan or mortgage repayment process.Our free templates and this guide can help you get started. BSI Financial does not accept cash, credit cards, debit cards, pre-paid credit cards or electronic MoneyGram as a form of payment. Use WalletHub's credit card payoff calculator to calculate how long it will take to pay off a balance and how much it will cost. You can also request a payoff statement. Log in to Online Banking or use the mobile app. Make the payment payable to Santander Consumer USA and send it to the address listed on the pay stub attached to the bottom of your monthly statement. 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.