He served eight years in prison and, after finishing his sentence, found gainful employment with an open-minded employer with the skillset he possesses. I don't see anything wrong with that.

All of the bookstores at my school which are authorized by the professors to sell designated textbooks (What class are you in? Oh, okay. Here are these books) will not let you return the book unless you show proof that you are dropping that class. Otherwise, I assume that many people would've simply done the "drop the book at a copy shop and return it later" method.