Product reviews are common in affiliate marketing, but many reviews feel too positive and promotional. Readers can usually tell when a review is just trying to make a sale instead of giving honest information. A trustworthy review often mentions both good points and weak points about a product. It also explains who the product is best for instead of claiming it works for everyone. Real details and personal testing make reviews more believable than generic descriptions copied from product pages. Do honest reviews perform better than overly positive ones?