What would your local post office look like if it were designed like a casino?

Whether you love them or hate them, it cannot be denied that casino owners are very clever in the way they design their spaces. Don't believe me, then have a look at this article in boingboing.Boing Boing: Psychology, design and economics of slot-machines

And, of course, what that made me wonder is how my local post office, or corner store, or even my library would look if it had the same sort of design thinking.