Some related posts from Technorati and Google.

[Dmehus.blogspot.com] Doug's Blog: January 2005: Articles from advertising industry online trade publications like ClickZ Network describe the benefits of geotargeting, that is targeting ads to user based on their location. To do this, the geolocation technology, as it's called frequently by those in the business, primarily uses the user's IP address, looks up the country of the IP address in a central database, and then serves ads targeted by location.

[Naffziger.net] Naffziger’s Net: Geotargeting information available at a different resolution. The user is reliably determined to be in the Bay Area, but the technology cannot reliably determine whether they are in Oakland or San Jose.

 [Searchviews.com] SearchViews : Google & Yahoo User Interfaces Face Off: "At a high level, Yahoo! has better integrated business goals with their product designs...their comparison shopping site features multiple entry points that better match consumer shopping behaviors (browse by brand, browse by category, featured products, etc.) than Froogle's single search box.

Reflected tags on Technorati: Blog, Geourl, Geourl: See What People Are Saying Right Now On Technorati, Georss: See What People Are Saying Right Now On Technorati, Geotags.org