Ten Days of Military Jokes, Day 1

Joke #1  Ask the Army to secure a building and they will set up a perimeter around it and make sure nobody gets out.  Ask the Marines to secure a building and they will charge in, kill everybody inside, and then set up defenses to make sure nobody gets in.  Ask the Navy to secure a building and they will turn off all the lights and lock all the doors at 1700.  Ask the Air Force to secure a building and they will sign a 10 year lease with an option to buy.