When explaining the way I use Google's AdSense on a few websites, the first reaction of almost anyone is: "so I can just keep on clicking and make you rich?"
"Higher prices have turned click fraud into a cottage industry. Some swindlers have hired cheap overseas contractors to sit in front of computers and click on targeted links all day. Others are developing sophisticated software to help automate and conceal click fraud. On the other side of the fence, entrepreneurs like Dmitri Eroshenko are trying to develop technology solutions to counteract click fraud. "This has become a real cat-and-mouse game," said Eroshenko, who runs Clicklab in Miami. "Advertisers are going to have to accept a certain level of click fraud as a cost of doing business."