Patent ID: 6934690

Claim:
A system for designating among a plurality of group buying offers which offers to display on a website, the system comprising: a product/service characteristics repository configured to store descriptions of product/service offers from a plurality of different and non-affiliated partners, the descriptions comprising designations made by a plurality of different and non-affiliated partners of which of the group buying offers to make available to users of a partner's own website; a network buying cooperative website configured to display group buying offers to a user of a partner site who accesses the cooperative site from the partner website, wherein the offers that are displayed to the user depend on the partner website from which the cooperative website is accessed; and a rules engine configured to access the product/service characteristics repository and select, based on the partner site from which a user accesses the cooperative site and any designations made by the partner and stored in the repository, which of a plurality of group buying offers to display to the user.