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What a call-to-action !
wow
I have created my first facebook app!
Do you want to use it and feedback ?
SAP’s alternative Twitter Project
Andrew McAfee in How to Hit the Enterprise 2.0 Bullseye
I imagine that successful enterprise Facebook equivalents will have much more advanced tools to allow members to actively exploit their networks by asking them for assistance, pumping them for information, etc. I also imagine that they’ll let users post answers to their most frequently-asked questions, then simply point seekers to this resource.
NextBestAction.com is an eFe (enterprise Facebook equivalent)
“Confluence + Collarank” is another 
Do you know of any other eFe ?