Guide not written yet. We add one after we've played the game. For now, this is the developer's own description.
About FPS Sniper Shooting: Production Facility
Dive into hostile terrain as a highly trained soldier in FPS Sniper Shooting: Production Facility. Strategize between stealthy sniper shots and intense close-range combat, choosing the best approach to eliminate your foes. Navigate with skill, select from varied weapons, and conquer challenging missions without alerting the enemy.
Description supplied by the developer via GamePix.