10 Things SharePoint Can Do for Your Firm
Ten usage proposals for SharePoint in a law firm, all of them also applicable to other sectors.
While all meetings have an officially scripted agenda, their tacit agenda is power. Meetings establish who is in charge. When someone calls a meeting, he or she is asserting authority over those who are called on to attend. Meetings are exclusive and closed. In most corporations, who gets invited to a meeting—and who does not—sends a signal about who’s “in the loop”. Meetings are a form of social grooming inside organizations. Meetings impose vertical authority. They establish status hierarchies. [...] When power is diffused and distributed more democratically, meetings are no longer necessary. But corporations are not democracies.
Matthew Fraser – Enterprise 2.0: Wiki While You Work
The HP Watercooler – Revealing the long tail in office conversations
Design and use of the internal social media platforms at Hewlett-Packard and the ways that employees use these tools, based on research done with HP Watercooler, the internal social media portal.

Via Enterprise 2.0: Culture Is as Culture Does. The Enterprise 2.0 Deployment and Adoption Workflow, depicting different routes of Enterprise 2.0 projects.
Who’s playing in the Intranet online space?
A comprehensive list of intranet-oriented blogs, both from intranet managers and consultants.