TRIGGER WARNING: I lied about this being a simple guide. It might be so hard to understand that it could lead to unforeseen consequences please double check that you reached your second grade reading level and ate ALL of your veggies before reading.

1) Don't play sniper
2) Uninstall Tf2
3) Write a note about how you dishonored your family and everyone you ever cared about
4) destroy your computer
5) Delete your steam account
6) Reinstall team fortress 2(After making a new steam account and buying a new Pc)
7) Under no circumstances will you play sniper(if you do repeat steps 1 to 6)
8) play any other class for a billion gazillion hours
9) If you see a player play sniper(on any team) you have a few options

1. Harass them till they switch classes
   
2. Send Death threats
   
3. Find their home address and send a bomb to their mailbox

10) Repeat step 9 for the rest of your life!
FINAL NOTE: These same steps also work on pyro!