Antivir free edition does have a lot of nag screens.
Nag?
We talking those god damn offer screens?
Can you stop them popping up?
google "antivir nag screen"
I Googled it: http://www.wilderssecurity.com/showpost.php?p=870396&postcount=2
What can you expect from a free antivirus that's seemingly one of the best?