> ever see a refund for any clicks? Yes, all the time. Here's what it looks like in the billing summary: http://i.imgur.com/JVSVO.png http://i.imgur.com/JVSVO

> ever see a refund for any clicks? Yes, all the time. Here's what it looks like in the billing summary: http://i.imgur.com/JVSVO.png http://i.imgur.com/JVSVO.png The alt text for the question mark graphic: "Your account has been credited for invalid clicks that escaped automatic detection."