Sure it teaches them a lesson, but it only takes up precious time they could be using for studying a test or they could succeed better when they have different luxuries at home, it's very intensifying hen your in there for an hour and a half with SOME delinquents, and that might have been the students first ASI, and everyone knows that after school everyone stops at the library to see who"s in ASI that day, it's REALLY embarassing for the kids who really don't deserve it.