Patent ID: 7072858
Filing Date: 2006-07-04
Classification: G06Q

Abstract:
1. A method to derive an offer based on transaction history, the method comprising: interposing a data processing system between consumer and vendor; observing the consumer's buying habits using the data processing system to gather the consumer's bill data; identifying the consumer who effected a purchase with a first identifier; aggregating the first identifier of the consumers into a consumer database; associating the purchase with the consumer's first identifier stored in the consumer database; identifying a vendor from a vendor database, from whom the consumer effected the purchase, by a second identifier associated with the vendor; classifying the purchase into one or more component line items, the component line items being defined as an aggregation of smallest indivisible sales units of each product constituting the purchase; determining the number of smallest indivisible sales units purchased in each component line item; identifying each smallest indivisible sales units of each product constituting the purchase by a corresponding third identifier in a transaction database; and inputting a relational instance in the customer database, wherein the relational instance comprises associations between any two or more of the smallest indivisible sales units of each product constituting the purchase selected from the list comprising: