customer compensation service to possess a competitive power induces a credit or debit card holder 10 to pay in cash and provides a member store 20 with an advertisement marketing means to attract customers the network and system configuration implementing the invention in connection with conventional techniques is described below a user is a credit or debit card holder 10 possessing a credit or debit card a financing card issued by a financing company or a credit or debit card company 30 a member store 20 installs a cat which is connected to a financial van company 100 which relates to the invention and transmits information the financial van company 100 has a relay system connected with cat 39 s by a telephone network along with a lotto supply server 110 integrated with the relay system the relay system is connected to at least one transaction approval system of a credit or debit card company 30 through a leased packet network and a lotto supply server 110 is also connected to a lottery selling system of a lotto store 40 by a leased packet network the lottery selling system of the lotto store 40 is connected to a lotto management system of a lotto management bank 50 by a leased packet network the lotto supply server 110 of the financial van company 100 comprises a lotto purchase module a lotto copy module a customer refund vs lotto management module a lottery number generation module a data integration module and a settlement management module each module is stored in a.