Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Hawking Hi-Gain is really a No-Gain

I would have to agree with the majority of assessment of this product on Amazon: this product fails on every count.1. Most significantly, product does not perform as described. Signal strength not "significantly improved." In fact, no change in reception at all. I have used this in my one-story home and in a café I work at with no effect whatsoever.2. When there is a rebate, it is more trouble than it is work. [...]