And sending tens of thousands of messages per day I might add...

:-) My users LOVE it. The new level of engagement I'm seeing is leading me to put some more work into the site and grow it a bit more.

Anyway, envolve is awesome.

Agreed - it's been great. As soon as we added it we couldn't believe the pent up conversations that began to take place. Now we're actually hiring some community managers in large part to manage and hang out in the chat rooms.