CP's are an in-game reward system for voting on topsites, donating directly to the combine either financially or with website help, or various other promotional systems. The counter for them is in your general information section under your XP and level counters.
Website Commerce Forum - http://www.swcombine.com/forum/forum.php?forumID=52
Centrepoint Marketplace - http://market.centrepointstation.com/index.php
Russ> This is an ok game with terrible people.