A method of synchronizing a closing of a network auction is disclosed. The method includes determining a message travel time between a participant processor and an auction processor, establishing a sponsor auction time at the auction processor, calculating a bidder auction time by adding the message...http://www.google.ca/patents/US20020087456?utm_source=gb-gplus-sharePatent US20020087456 - Method, apparatus, and system for synchronizing timing of an auction throug a computer network