Price mining and minimum advertised pricing policy compliance management data processing systems and methods are disclosed. A system and method of creating one or more direct connections between a manufacturer computer system and one or more third party retailer computer systems for the transfer of product and minimum advertised practicing (MAP) data. In various embodiments, the system is configured to maintain a database of manufacturer product data and automatically update a corresponding database of third party retailer product data to include changes to the manufacturer product data. In particular embodiments, the system is configured to authorize requests to list manufacturer products for sale by retailers based on the third party retailer product data.
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