Enjoy the article!  
This post is taken from GoogleLady. I encourage you to read other quality posts on her blog.
Some of you already know the news about the Godfather of Adsense (adsense developer) left Google. CNN has this article published on Nov 15 and is really interesting to read it.
AdSense developer leaves Google
Gokul [...]

This post is taken from WebProNews .
by Mike McDonald

A couple of weeks ago, Google made a change in their algorithm. Prior to the change, a subdomain was considered more or less like a separate URL. Matt explained the reason that presented a problem was due to the fact that multiple subdomains and main domains [...]