Microsoft’s Social Enterprise strategy begins to take shape with their announcement of the completed Yammer acquisition. Yammer, basically a start-up social networking site with only four years business under their belts has been able to get Microsoft to dump $1.2 billion dollars U.S. in cash for the deal. According to Microsoft, the current Yammer team will be assimilated into Microsoft Office division. Clearly social networking isn’t just for kids anymore and Microsoft is going to show us how to leverage it in the business world. Read the full story here.