A popular application that you can source from your Cloud provider is Microsoft Sharepoint, which you can also of course obtain from Office 365.
The key way to approach these tools is with ‘Social Computing’ in mind, simply meaning the use of social media web sites, like those of Facebook or Linkedin, for your own corporate purposes.
These are faster and more popular than any other IT tool and so can greatly improve internal staff collaboration and productivity, that overall can be described as ‘Agile Cloud Working‘ best practices.