The main disadvantage of a temporary payment plan is that after the term expires, there is no way to get an additional reverse mortgage product from the home, which can be a problem if the homeowner has no other assets or income. Payment terms are the terms for the payment portion of the sale, which are usually specified by the seller to the buyer Beyond the time payment is expected from the customer, payment terms may include other elements of a sale, such as discounts for advance payments. A temporary payment plan is a type of payment plan to receive the proceeds of a reverse mortgage that provides a homeowner with equal monthly payments for a certain period of time.