The best movies about offices

Do you ever watch a movie about a person's job or workplace and think, "This isn't anything like a real job?"
Boston Globe film critics Ty Burr and Wesley Morris looked into movies about jobs. They decided that Hollywood conventionally thinks of workplace movies as people going to an office and toiling either for a boss they don't like or for a boss that's incompetent and sitting in a cubicle all day. And the protagonist is usually the smartest but is victimized for it.
Here's a look at some of the best and worst workplace movies. What are you favorites?