University: You must buy these books.
Student: [buys books]
University: Actually we posted the wrong list. Oops. You need THESE books instead.
Student: Ok, I would like to exchange these books.
Bookstore: We can’t refund those books because they’re not needed for any classes. We only buy back books that are still needed.
Rational Human: That’s not right.
University: HA HA HA HA.
#america