The problems often stems from Yeshiva staff who toss kids to the wolves for minor infractions and then WARN classmates not to have anything to do with those kids. These Principals will pay for this "Charemizing" of innocents. It goes on in every boys and girls school. Someone is made into the guinea pig as the BAD KID.
How would any child with no friends want to remain in any frum school or be frum?
