The document discusses driving enterprise collaboration through cloud technologies. It begins by outlining how collaboration is important but challenging due to factors like mobility, remote work, and social technologies. It then provides an overview of cloud computing and its benefits for collaboration. The main body examines specific collaboration tools available in the cloud like email, file sharing, document management, team sites, and social networks. It compares offerings from Microsoft Office 365 and Google Apps for Business. Finally, it discusses future factors like increased cross-over between tools, the rise of mobile computing, and the growing competition between Microsoft and Google in the enterprise collaboration space.