Upstart Challenging Yahoo and Google in Online Ad Market

february 28, 2007  09:08 am,, and all of Cox Newspapers' sites are among the large media sites migrating from the two online giants to Quigo Technologies for contextual text ads, the small sponsored links that run next to related articles, the New York Times reports. The main reason, according to the Times, is that Quigo offers "transparency and control" by giving advertisers a list of sites where their ads have appeared and the option to buy only on specific sites. Google seems to be taking the competition seriously. A company spokesperson tells the Times that they will soon begin providing similar information to their clients.