Instruct: Classify a given Amazon review as either positive or negative.
Query: Best Bark for Your Buck

Nicole is the most generous writer! She doesn't need to give us all of her secrets, but she openly and honestly shares all her experience as one of the foremost trainers in the dog world. She speaks to the reader as a friend and colleague, using humor and clear, concise language. She doesn't miss a detail yet makes you never want to put the book down. Her logical, sensible approach to people training lets you trust everything she tells you. In a business where you feel much on your own, Nicole gives you invaluable guidance. She is one in a billion.