A System (1) provides electronic commerce for franchise stores over the Internet without such franchise stores creating/maintaining/controlling their own home pages and by reducing the transaction cost for goods sold. The System (1) may include a headquarter server (H.Server) (10) that is connected to franchise store servers (F.Server) (20) and member servers (30), used by members collected by franchise stores, via Internet (40). Moreover, the H.Server (10) can store merchandise (goods) information, goods inventory data, inform franchise stores when their members have accessed, and receive orders from Members or non-Members placed through home page corresponding to particular franchise stores.