At my son's school they have to put their phones in the 'phone hotel' at the beginning of the school day and pick them up at the end. The kids just bring two p

At my son's school they have to put their phones in the 'phone hotel' at the beginning of the school day and pick them up at the end. The kids just bring two phones and put a junk one in the hotel. If they were to enforce it with detention or suspension, 75% of the student body would permanently be on detention/suspension.