Personally - I don't know why - I keep thinking of the [url=http://th01.deviantart.net/fs70/PRE/f/2013/079/c/e/me3_maya_brooks_alliance__citadel_dlc__xnalara_by_sumirehaikuxna-d5ylslk.jpg]systems alliance uniform[/url] from Mass Effect 3, though with a blue beret instead of that hat.

Also, what about ranks? How do those work?

Edit: Another question - why does calling for airstrikes, backups, etc., cost the squad credits? That doesn't really make sense to me.