Patent ID: 7389294

Claim:
In an online sales system that supports user-to-user sales, a system for facilitating the ability for users to list products for sale to other users, the system comprising: a browsable electronic catalog of products that includes functionality for users to make online purchases of products; a purchase history tracking component that maintains purchase histories of users of the system, the purchase histories including identifiers of products purchased from the browsable electronic catalog; and a marketplace listing creation component that supports an ability for a user to specify a product to be listed for sale by selecting the product from an electronic display of at least a portion of the user's purchase history, as maintained by the purchase history tracking component, whereby the user may select a used product unit that was previously purchased from the electronic catalog and is currently in the user's physical possession, and add a listing within the electronic catalog for reselling the used product unit; wherein the marketplace listing creation component further provides an option for the user to specify within the listing at least a current condition of the used product unit and a selling price for reselling the used product unit.