Steven Holzner is the award-winning author of 108 computer books and a contributing editor at PC Magazine. His books have sold 2.5 million copies and have been translated into 22 languages. He specializes in Web topics such as Facebook, banner ads, Google and Yahoo and MSN pay-per-click campaigns, viral marketing, usenet marketing, and more. He also owns four apartment buildings which he markets exclusively on the Web (direct emails, banner ads, pay-per-click, email autoresponders, Craig's list, rent.com, etc--about ten other advertising sites) to find tenants.