User blog:Qwertyxp2000 the second/The efforts to become a Sniper

To become a real honorable Sniper, you’ll effectively have to undergo various physics-based theory exercises, physical exercise exercises, camouflage exercises, psychological exercises (since they’d often be alone much of the time), and even more various exercises relating to sniper-based training. Link.

I suppose all Snipers in the game would have such the honorable qualification to get awesome upgrades too.