As a result, their prices can be significantly higher than many ordinary consumer items sold online. When a retailer ships an expensive product without prior payment, it assumes a considerable financial risk. If a customer refuses to accept the package upon delivery, the company must handle the return shipment, inspect the product, and potentially absorb the cost of transportation and handling. Because these products are large and heavy, shipping expenses can be substantial. Repeated cases of refused deliveries could quickly create serious financial losses for the seller.