A few other folks have already blogged about this so I'll keep it short :) It's a new website focused on providing practical guidance for developers working with small businesses. Research showed that developers in this arena had the following pain points that need addressing.
To address these needs, our MSDN folks designed a web site based around the top tasks that these developers were faced with regularly:
They also added a deployment section to help show how to get the finished solution published. Pretty cool and very clean and easy site is the result.