HERE'S How you do it
login to your account on the site that you should have already made (if not make it). NEXT in the top right conner where it says chose divison, go donw to counter strike:source and pick open.
then on the list of things to the right, press join divison. find the team called reap with the leader jason raab and join it. the pass to join is chicken. you have untill 9:59 pm to do this.