Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

Example Input: I too was ready to buy this product, but will not do it if I can't get the color I choose. I guess this company doesn't want to put their customers first!
Example Output: Negative

Example Input: The cushions fell apart- split in half and does not stay on your feet. Do not buy- very poor product.
Example Output: Negative

Example Input: Not bad entertainment...but the book is better, at least according to my wife who chose the movie after reading the book.
Example Output:
Negative