Add friends on Steam?

Anyone know how? I know that there was that ZeroGear Beta invite thing going on but now the beta has ended, is there any way I can get the add friend function to work on steam? Thanks,
Answer #1
this should be moved to the help desk
Answer #2
Oh no, sorry! Can someone move this to help desk?
Answer #3
buy the game otherwise NEVER steam will recognize your game
Answer #4
buy legit game.
Answer #5
Moved from Gamez to Helpdesk.
Answer #6
buy legit game.
I heard that there are workarounds to that?