How do you be good at Call of Duty?

Answer 1

Answer

A good sensitivity level that suits you, the higher the better. Patience is also needed. To be able to tell friend from foe quickly. Good aiming and reflexes. Doing things people would least expect from you.

Answer 2

just keep playing. use good guns like M16A4

Answer 3

Practice makes perfect, so practice! Oh, and also have fun or what's the point of playing the game in the first place?