I'll be honest; I'm one of those people that will laugh at this sort of thing. The stupidity categorised within these pages is laugh out loud funny to me at times and its proof (as if it were needed) that natural selection is still at work among humanity.
It's not perfect however. The way it's written out can be a little too heavy and clinical at times, and due to the fact that some people will just end up depressed by it, robs it of that fifth star.
But for those who can find humour in this book, it's a good read on how not to live. And on the other side of the coin, it's a good guide of how to be remembered after you die (although perhaps for all the wrong reasons!