http://www.articlealley.com en-us editorial@articlealley.com Click fraud is an unfortunate byproduct of the pay per click advertising business. Many people with an online business spend large amounts of money on pay per click advertising only to discover that many of the people clicking on their ads weren't rea... http://kirkbannerman2.articlealley.com/pay-per-click-advertising-can-be-very-risky-1733.html 10th May 2005