IMPROVED BUSINESS SYSTEMS

摘要

A method for guaranteeing a consumer (114) a best price on subject matter purchased from a vendor (112) in a first transaction at a first price, the method including recording the first price and information identifying the consumer (114), monitoring sales prices of the subject matter for a predetermined time period, calculating after the price transaction, noting any price lower than the first price during the predetermined time period, calculating a money-value difference between the first price and said any price lower than the first price, and refunding to the consumer (114) an amount equal to the money-value difference, wherein the subject matter is purchased via a host system (252) and the host system (252) records the first price and information identifying the customer (114); the host system (252) conducts the monitoring.