Abstract: The invention relates to a materials supply contract system and method for use in conducting business on-line over a network of computers such as the Internet. A method is provided for a buyer to award a supply contract, issued as a BOM, to a supplier selected from a panel of predetermined suppliers which each have a base supply contract with the buyer, the method being conducted over a computer network which comprises at least one buyer computer, an administrator computer and at least two supplier computers, the method comprising the steps of sending a buyer message from the buyer computer to the administrator computer identifying the BOM which includes at least one predetermined parameter (e.g.

Abstract: The invention relates to a materials supply contract system and method for use in conducting business on-line over a network of computers such as the Internet. A method is provided for a buyer to award a supply contract, issued as a BOM, to a supplier selected from a panel of predetermined suppliers which each have a base supply contract with the buyer, the method being conducted over a computer network which comprises at least one buyer computer, an administrator computer and at least two supplier computers, the method comprising the steps of sending a buyer message from the buyer computer to the administrator computer identifying the BOM which includes at least one predetermined parameter (e.g.

Abstract: The present invention relates generally to a method and system for conducting online auctions. It has particular application in conducting business over a network of computers such as the Internet, for establishing materials or service supply or sales contracts, agreements for allocation of resources, etc. In particular, the invention relates to the use of multiple options within an online auction scenario.