Need trusted middleman

nicks gangst3ra and Zen Khong
Contact information:
msn of both sides:
gangst3ra@hotmail.com
kingkong_khongzen@hotmail.com
trading dota2 beta key
topic link:
http://www.mpgh.net/forum/124-sellin...-beta-key.html

going afk for 3 hours, pls add me and i will pm u once i'm back.