Question: You are considering whether to buy a product. You look at the reviews. Would the following review decrease or increase the chances of you buying the product? Review title: The best info I have found Product review: This is by far the best book I have found on the susbject of psychiatric drugs. Dr Gorman is very knowledgeable and tells it like it is, which the drug companies do not always do.
Answer: increase

Question: You are considering whether to buy a product. You look at the reviews. Would the following review decrease or increase the chances of you buying the product? Review title: Great Start, Bad End Product review: I was hoping for something fresh and entertaining from someone with Roth's reputation. And at first I was not disappointed. But soon it fell into a predictable pseudo-political commentary based on wishes rather than fact. Funny how Lindbergh gradually becomes more sinister, while people like Joe Kennedy are totally missing. There are many more WWII Alternate Histories that provide a more satisfying analysis of both the characters involved and the realities of the time. Harry Turtledove, Robert Harris and Robert Conroy, among others, have produced far better examples of the genre.
Answer: decrease

Question: You are considering whether to buy a product. You look at the reviews. Would the following review decrease or increase the chances of you buying the product? Review title: OK Product review: Good but lacks applications that were useful for me. Lays the good groundwork for basic PHP however.
Answer: