Check out my sites and tell me if they are placed nicely http://www.whoknowstech.com http://www.andrewknowstech.com http://www.submitarticlesfree.com (within the articles also) Thank you
I checked your first site. Looks ok. Anyway, try 336*280 ad unit. It works well, at least it does for me.
Looks fine to me . Also you need to reconsider the background image you used on your article directory to display on your individual article page . This might draw attention of the visitor and that I think will raise an alarm in google office Only my opinion mate . Lets see what others have to say about this