Instruct: Classify a given review into positive or negative sentiment.
Query: Happy now!

After buying this book I had so much free time that I used dealing with more important things. It has business contracts that you can use without having to create your own. It's great! I used to spend a lot of time with this issue but now I am free and I don't have to take care of this problem because Platinum Millennium did it for me. Thanks guys! You really helped me!