"Google has made a lot of money through its AdSense program, not only from large clients, but from thousands of small merchants anxious to advertise their wares online. However, Google has come under some intense criticism lately, not just for being secretive about how AdSense works but for squeezing money from its smaller clients, and for not doing enough about click fraud. The last thing Google wants is for confidence in AdSense to crumble, which would explain an effort to track legitimate purchases. What could be more effective than integrating a payment system right into AdSense itself?" More
google payment system would be great, I could finally stop using paypal google's popularity as a search engin only grows now, so nothing to worry about, easy money is still possible