The best unit in this book was the one on fraud because it lays out the procedure that I will use to sue the authors for fraudulently characterizing this textbook as anything but a convoluted mess of useless notes, essays, and irrelevant cases.
The only redeeming quality for students of this contract book is that a court might take pity on you for being an unsophisticated party, since clearly this book is incapable of explaining a single coherent contractual concept