hai whenever i check my inactive add units gets one or 2 impressions per day how i have totally removed them from my site then how it is possible anybody knows?
Make back links for your site. Still your site has no enough back links. Get back links through DO FOLLOW posting in forums or submission in blogs.
the page could have been cached by one of the search engines, then the user could have clicked on the cached version of your site and clicked or viewed the ad that way