Got a room or building filled with insurgents right in front of you and need to clear it? An Air Force combat controller knows the best way forward. As an elite special operations airman skilled in the art of call for fire and precision air strikes, here is step-by-step guide.

1. Identify the number of troops entering a room

It’s crucial to understand the size of the enemy element before determining the appropriate level of force to apply in any given situation.

A two-man observation post may simply call for a solid burst from the 30mm on a hovering AH-64, or perhaps a few marking “Willy Pete” rockets through the window to burn the defenders alive and really send a message to the rest of the compound that you’re not fucking around.