Blog features that will never make more than $0.14 Adsense money per month

1. Out of sight ads
2. Outdated blogs
3. Unclear topic posts
4. Poor post titles
5. No Alternative ads
6. Self-clicked AdSense ads
7. Violation of other Adsense rules
8. Poor sense of color
9. Bissful ignorance of AdSense Ads performance
10. Egregious blog owner attitude

All those come down to guaranteed lower traffic.

Darren Rowse is spot on. Read more here.