Michael on FOCUS is asking about collaboration best practices with SharePoint in an enterprise:

“Please list, in detail, 3 best practices that you would like to share with the Focus community on how organizations are leveraging Sharepoint to drive efficiency and reduce costs. High quality contributions will be included in an upcoming report on collaboration, and will receive significant promotion on the Focus network.“

I just posted my answer … take a look at Collaboration Best Practices: What are your 3 tips for using Microsoft SharePoint in an Enterprise?