Well, then I guess until the economy turns around we can all screw up at work as much as we want and claim that with the fact we have families and the job market is bad, then we should not face any consequences. The article says plainly that the teacher has undergone extensive training on how and when to use the room but she apparently disregarded all of that. Maybe your last sentence says it all. The mother feels like treating the teacher in the same manner her son was treated.