METHOD FOR PROVIDING REAL TIME DISCOUNT

摘要

PURPOSE: A method for providing real time discount is provided to reduce points from a product price when a customer buys the product through the product sales shop. CONSTITUTION: A product sales server(105) comprises following. A customer confirmation unit(115) confirms the customer information or the customer subscription information. An information extractor(125) extracts the identified customer information and the customer point information which is related to the customer information. An information output unit(120) outputs the product sales information which is calculated by a complex payment information calculator(130) based on the extracted point information.