Teachers have it the worst. For many of them, there is no way to do the job right without bringing work home and being available after hours. Tech sales can be

Teachers have it the worst. For many of them, there is no way to do the job right without bringing work home and being available after hours. Tech sales can be just as bad. This is more understandable, but if customers didn't work outside of work hours, sales folks wouldn't need to either (since speed outside of work would no longer be an advantage).