How do you beat Left 4 Dead 2?

How do you beat Left 4 Dead 2?
9 Beginner Tips For Left 4 Dead 2

2 Avoid The Grenade Launcher.
3 Learn The Campaigns.
4 Keep Moving.
5 Special Infected.
6 Fear Crescendos.
7 Stick Together.
8 Don’t Get Attached.
9 Know Your Weapons.

9 Beginner Tips For Left 4 Dead 2
  1. 2 Avoid The Grenade Launcher.
  2. 3 Learn The Campaigns.
  3. 4 Keep Moving.
  4. 5 Special Infected.
  5. 6 Fear Crescendos.
  6. 7 Stick Together.
  7. 8 Don’t Get Attached.
  8. 9 Know Your Weapons.