0. Get in the editor
1. Add a player
2. Add a Support crate (Bluefor/Opfor) + Basic Weapon crate (Bluefor/Opfor)
3. Get any weapon (NOT THE SNIPER) + the SOS scope from the Support crate
4. Zero from 1000 to 2300
6. Fire weapon and see what happends :)
Tip, stand next to a wall/house to atleast see your bullet impacts at higher zeroing value.