What is Enterprise 2.0? There's a great deal of debate on this matter, which I consider healthy... by definition it is the next stage of enterprise software, however there aren't terribly many reproducible success stories yet... and frankly, you're better off studying the failures of Enterprise 2.0 before trying to reproduce any of its successes.
I do not believe Enterprise 2.0 is limited to clones of Facebook... nor do I believe it is merely the adoption of Web 2.0 philosophies to the enterprise. Those definitions miss several fundamental points:
Enterprise 2.0 is an emerging social and technical movement towards helping your business practices evolve. At its heart, its goals are to empower the right kind of change by connecting decision makers to information, to services and to people.
On this page, you will find many of my blog posts specific to Enterprise 2.0: what it is, where it is going, and how you can get there.