Patent ID: 7720714

Claim:
A method of providing electronic procurement to a purchasing entity comprising: accessing a database containing variable elements of an on-line catalog, the elements including items suppliable by a vendor; constructing an electronic catalog having one or more pages by selecting elements to be included in the pages, and providing commercial terms applicable to the included elements, where the selecting and providing steps are performed consistent with contract terms between the purchasing entity and the vendor, wherein said commercial terms include both intrinsic terms and extrinsic terms; providing electronic access to the catalog to users authorized by the purchasing entity; providing an interface to one or more documents that an authorized user can access, which one or more documents include the commercial terms applicable to a set of elements selectable by the user; providing a selected page of the catalog to the user in response to user input; and forwarding an order to a vendor for fulfillment, wherein the order includes the intrinsic and extrinsic terms required to satisfy the order.