FIELD: information technology.
SUBSTANCE: system communicates with retailer infrastructure, which includes a point-of-sale server, and comprises a data storage containing a products table for goods or services, a decision processor linked to the retailer infrastructure, a catalogue management processor linked to the decision processor and the data storage and configured to create, from the products table for goods or services, one or more catalogues of universal product codes for each of a plurality of retailers, containing a product catalogue of national brands and a product catalogue of the private label, wherein the catalogue management processor is configured to receive information identifying products requested for purchase and to determine whether any of said products matches products in the created retailer catalogues.
EFFECT: high accuracy of identifying a commodity belonging to a particular retailer.
21 cl, 6 dwg
