How to place Adsense ads middle of Blogger posts or wherever you want, default blogger platform doesn't offer a way to break a post in the middle and put there an ad. There's a limit how many ads on a single page. Check below more explanations.
Few weeks ago Google offered a new AdSense interface features such as more detailed reports with graphs and the ability to complete common actions in bulk (beta test). Still did't try it use this interest form to request an invitation.
In this tutorial I will explain how to place Adsense ads below post title in Blogger Blogs. This trick will increase your blog ads CTR (click through rate), it means more $$. View more about adsense placements here.
Increase CTR of your adsense ads using background image, it's huge boost. Don't * Don't change default adsense code * Don't force to click ads
Simply if you follow these steps you're safe, otherwise you're in trouble. Also you can label ads as "Sponsored Links" and don't mention like this "Favorite Sites" (against adsense TOS).