This video explains why you shouldn’t always trust Amazon reviews
Boy Genius Report
Amazon reviews have generally been a good source of data on cheap products, but the last two years has seen the rise of something sinister: incentivized reviews. People receive products at a discount or for free in return for reviewing them, and while there's no money changing hands for positive reviews, it's still a problem.Review Meta is a website that has been trying to analyze Amazon reviews to work out if incentivized reviews are a problem. According to its analysis, giving freebies does skew the reviews towards five stars, in some cases dramatically.