* Focus on your crosshair placement: Your crosshair should always be at head level, even when you are not shooting.
* Practice quickscopes: Quickscopes are a great way to take down enemies quickly.
* Learn the maps: Knowing the maps will help you to predict where enemies will be and how to get to them quickly.
* Don't be afraid to die: Dying is a part of the learning process. Just focus on practicing your aim and movement.