A vehicle payment plan agreement is a contract between a buyer and seller of a vehicle that agrees to installment payments. A 10 day payoff is crucial to getting your old loans paid off during a refinance.Learn how it works from start to finish. Edit, sign, and share payoff form online. No need to install software, just go to DocHub, and sign up instantly and for free. To get a payoff letter, ask your lender for an official payoff statement. Call or write to customer service or make the request online. No information is available for this page. Once your loan is funded, there are three steps you need to take to complete the loan process. Set up automatic payments.