Effective K-12 School Security

A group high school kids at school smiling as they walk down the hall.
"While metal detection alone cannot safeguard our schools, only metal detection technology can provide the comfort of a true last line of defense which ensures weapons are not present in our nation's classrooms."

–Steve Novakovich, CEO, Garrett Metal Detectors
How do students feel about metal detectors?
How do parents feel about metal detectors?
How does a school board president think about school security?