<< Google has just debuted a new form of advertising called AdWords Comparison Ads — a special kind of ad that will prompt users to view a list of sponsored products in a structured format. To get started, Google is running the ads for queries related to the mortgage market, though it has plans to eventually expand beyond that. The ads are in a limited rollout for now, with only some users in some states seeing them. >>

Source 1: http://www.techcrunch.com/2009/10/29/google-tackles-mortgage-market-with-new-comparison-ads/

Source 2:http://adwords.blogspot.com/2009/10/introducing-adwords-comparison-ads.html

[Content snipped. Please don't copy and paste entire articles from other blogs and try to make it clear when you're quoting another source by using quotation marks like "" or << >> – Tony]