Call of Duty 4 and 4.5 (Modern Warfare and World at War, respectively) boast some of the best online multiplayer around. Chances are if you're reading this you've already experienced the adrenaline rush of taking out multiple enemies in a Rambo-style - you versus the world - with you coming out on top.
"But wait a second," you say. "I usually get slaughtered whenever I go online and deathmatch in Call of Duty!".
If that's the case, than read on for suggestions to improve your online CoD skills.