Pay per click advertising, PPC search engine articles

According to a post over at Inside AdSense, Google loses about $1 billion US a year to click fraud. Google's business product manager for trust and safety, Shuman Ghosemajumder, also reported that the rate of click fraud is at less than 10 per cent and,

"We are disclosing these network-wide figures in order to provide greater transparency to Google advertisers and the marketplace as a whole… the figures illustrate the significant level of proactive protection we provide, and how this has resulted in minimizing the actual impact of click fraud on advertisers."

Ghosemajumder then reveals the inner workings of Google's 3 part click fraud detection system. This is worth a look for PPC advertisers everywhere.