How to Use Terran Ghost sniper units effectively in StarCraft 2

After 12 years Starcraft 2 is finally here to blow your mind. If you're looking for help with the game, you've come to the right place. We have tons of videos about how to do just about everything in the game. We have strategies for winning campaign and multiplayer games. We have guides to using the immensely powerful level editor. We'll even teach you how to build a Terran Barracks out of Legos. This video will show you how to effectively use the Terran sniper units Ghosts to effectively devastate enemy groups of Terran Marines, and offer advice on other situations in which they are effective.