Patent ID: 8040218
Filing Date: 2011-10-18
Classification: G07C

Abstract:
1. A method comprising: receiving at a server positional data for a lockbox provided by satellite navigation system receiver circuitry associated with the lockbox; determining whether the lockbox is associated with any real estate listing stored in the server; determining, when said lockbox is associated with a real estate listing stored in the server, a proximity of the received positional data to said real estate listing; determining whether to update stored positional data for the lockbox based upon the proximity of the received positional data to said real estate listing; comparing, when the lockbox is not associated with any listing stored in the server and there are a plurality of listings within a predetermined distance of said received positional data, said received positional data with each listing in said plurality; assigning the lockbox to one of the listings if only said one of the listings is within the predetermined distance of the received positional data; and transmitting a query comprising a result of said comparison if more than one listing is within the predetermined distance of the received positional data.