Good Morning class i'm your Teacher "Agent Yore A Dumas" today were going to look at perimeter security,here i have a photo/schematic of a Fairground location with 2 Metal buildings in close proximity in the line of sight to the center stage an outer perimeter with a cluster of low and high Metal buildings around 140 yds away and a 175 ft tall Water Tower approx 200 yards away,Witch buildings and or Water Tower would you sweep/secure and place snipers on,Raise your hands ,Yes Johnny whats your answer ?,UHHHMMM All of them Sir,Johnny get out of my class your an idiot .