On March 11, Google announced that it will begin to offer more interesting ads, the term used in the ads industry is behavioral targeting but Google prefers to use interest-based advertising . Basically, the ads will be tailored to people’s interests and are based on people ‘s online behavior. In the case of Google, the user Web history will be used (you can find it under ” My Account” or under Web History, after you login). Google is not the first company to use this approach, Yahoo! and other advertising networks like DoubleClick use such approach. The ads will certainly more relavant to users but several concerns arise in terms of user privacy.
some articles from the net: