1. In prison you spend the majority of your time in an 8' X 10' cell. At work you spend most of your time in a 6' X 8' cubicle.
2. In prison you get three meals a day. At work you only get a break for one meal and you have to pay for that one.
3. In prison you get time off for good behavior. At work you get rewarded for good behavior with more work.