Google Adwords To Add Demographic Bidding
http://blog.galaxywd.com/articles/1605/1/Google-Adwords-To-Add-Demographic-Bidding/Page1.html
By Aaron Guldberg
Published on 02/4/2008
Ever wish you could show your online ads more often to a specific group like men aged 25 to 34 Want to see how your ads perform with certain demographic groups and then adjust your bids accordingly