An order-reception system has: an order-reception subsystem which receives, from a customer, customer order information including order-reception information and/or support request information and customer information; a business management subsystem having a customer-information database storing the customer information including information regarding a price of a commodity purchased frequently by the customer, and a cost of a support requested frequently by the customer, the price and the cost set by a seller; an order-entry subsystem which performs an order-reception processing based on the customer order information; and a delivery subsystem which arranges delivery of the commodity and providing of the support.