Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Very Helpful and Funny!

Boy, did I need this book!Breitman and Hatch certainly know all the ways we get over committed. And they have a good sense of humor. Using the great index, I went right away to all situations in which I have had difficulty saying "no", and there was everyone of the situations that I needed help with.I have already started using the techniques and they work! I especially like, "It's our policy..."