A vehicle payment plan agreement is a contract between a buyer and seller of a vehicle that agrees to installment payments. Agreement with the vendor and pay the appropriate transaction fee for each sale of a vehicle.Watch this before you finance your next car (former dealer explains how to read a purchase contract) At Nassau Financial, you can lower your auto and vehicle loan financing payments AND save some cash. Benefits: 60-day loan payment deferment. I left with a signed purchase agreement from the dealership. In Small Claims Court, a counterclaim can only be for the amount that can be sued for in the court. The defendant will have to pay a. If you're leasing a vehicle, most finance companies will include a buyout option as part of your lease agreement. The ownership costs, shown in the table below, provide the monthly allowances for the lease or purchase of up to two automobiles.