1: You should add melee to the game.
2: Add more vehicles like, armored truck, a truck that can fit 4 people in the cab and 4 people in that bed of the truck (Conquest only), a HIMARS missile truck (Conquest only), jets, more water vehicles, and different tanks.
3: At a certain level you unlock a custom loadout that allows you to make your own loadout with the things you have unlocked. Like for example a sniper with an assault rifle, repair gun, clamore, and beacon.
4: Add tactical things like a flash grenade or stun grenade, etc.
5: RC car that had a bomb on it.
6: Add a shop where you can buy other operator skins, gun skin, etc. so the only way to get a skin now is the supporter pack.
7: A missile device. When activated, it allows you to mark on the device where you want to launch the missile. (Conquest only).