Successfully complete the indicated task to unlock the corresponding number of A.C.E.S. points:

Assault

+3: Kill an enemy or player behind cover with penetrating weapons.
+3: Kill an enemy or player with C4.
+2: Kill an enemy or player who is using a mounted machinegun.
+2: Kill an enemy or player with a frag grenade or breaching charge.
+2: Kill an enemy or player who is using a riot shield.

Marksmanship

+3: Kill an enemy or player at long range.
+3: Kill an enemy or player when they are on a rope.
+2: Kill an enemy or player while you are rappelling.
+2: Kill an enemy or player who is sprinting.
+1: Kill an enemy or player with a headshot.

Close Combat

+3: Kill an enemy or player at short range.
+3: Kill an enemy or player who is stunned or flashbanged.
+3: Kill an enemy or player by blind-fire.
+3: Kill an enemy or player from behind.