My first suggestion:
Ever tried to give one class in open medic and ammo perks? Available for purchase with points, or without idk? Make the medic perk very slow (maybe) and execute-able by "use" (no selfheal) and the ammo perk will give a middle ration of ammo for everyone, with a cooldown. Or...
class suggestion
discussion
discussion maybe
intensediscussions
modding suggestions
serious suggestions
suggestion
suggestions
suggestions all over the place
update suggestion