Interesting article on usage of collaboration tools
I encourage you to take a look at this article ReadWriteWeb with tips for using collaboration tools:
Collaboration tools and online storage applications offer many possibilities: online collaborative editing, synchronizing across computers, sharing multiple files and discussion boards, and sharing windows and documents on the spot, to name a few. The following review of major products in this space will help you choose the right collaboration tools for your needs.
Check the full article here.