In this presentation, a description of the dynamic programming solution and implementation of method is applied to a sales problem to determine a maximum of on-site vendors and items for sale on company premises. In order to arrive at this optimum, this programming method - a tool of Operations Research -was used on merchants commissions paid to the company for selling items of employee demand for personal needs, such as jewelry, fragrances, neckties, coupon books, etc. The optimum vending results can serve as prediction variables (yardsticks) for inventory needs if the company chooses to start a store for the employees