http://interestingengineering.blogspot.com this is my website ,I had a lot of visitor until three days ago ,but now there is no visitors as before before 600 visitors per day, now 150 visitors... and My adsense earnings are very very bad now ( Help me please...
People will instantly tell you it's the new Panda update, however from what I can tell on my limited time on your site (I checked out 3 articles for uniqueness) that would not appear at first to be the case. What keywords were you being found for that you are not being found for now? What is blogupp that you are running though, is it some kind of blog co-op network? That could maybe get you a penalty?