How do I join the coli squad on the ps4
http://battlelog.battlefield.com/bf4/
Log in there and go here
http://battlelog.battlefield.com/bf4/platoons/view/2779493665180959743/
Request to join platoon
You gotta put that COLI tag on too buy going to your soldier then hitting customize then choose portrait. You will see a place to enter a clan tag there.