Exactly. Click fraud is just part of the cost of doing business, like shoplifting for a retail store. The problem is that the individual stores don't have a lot

Exactly. Click fraud is just part of the cost of doing business, like shoplifting for a retail store. The problem is that the individual stores don't have a lot of control over the level of fraud that Google will tolerate. There's a big difference between stealing a Slim Jim from the 7-11 and stealing a diamond necklace from Tiffany's. If you are successful on AdWords it's only a matter of time until the fraudsters realize it and leech on your success.