Schools are often big offenders when it comes to violating privacy. It's usually a combination of ignorance and arrogance. They don't know what they're allowed

Schools are often big offenders when it comes to violating privacy. It's usually a combination of ignorance and arrogance. They don't know what they're allowed to do and assume they're allowed to do a lot more than they actually are. "You're a student, you signed up, now you belong to us!"