The new business model: give people crappy grades and cash-in when they pay for graders' notes
Or entice them to pay for Fast Track by holding regular submissions hostage for months at a time and to make things worse, then not holding to the faster times you paid extra for to get your books back quicker.
What would Billy Mays do in this situation?
Why, for $19.95 you also get a helping of Oxi Clean. That's right. Dip your books in it, and watch the dirt roll away. And for one easy payment of $5, we'll tell you where the stains are located. Order now!