Originally Posted by nextri

That doesn't sound right. Let me know what sites you feel are showing wrong in analytics, and I'll look into them. We have advanced cheat/proxy detectors to prevent these things, but all systems can be cheated. We try our best to improve so we can prevent people abusing the system, and often manually look at site stats to see if things seems fishy.

In google analytics, you can also view plugrush stats for individual sites sending you traffic through plugrush.
How to use google analytics with Plugrush