Amazon is flooded with thousands of fake five-star reviews, an investigation published Tuesday has claimed.
The probe, carried out by U.K. consumer advocacy group Which?, analyzed hundreds of tech products on the site and found that potentially false reviews were helping unknown brands dominate searches for popular items.
According to Which?, sellers were listing products that carried tens of thousands of positive unverified reviews – meaning there was no evidence the people leaving the reviews had bought the product on Amazon or elsewhere.
Hundreds of unverified five-star reviews were being posted on product pages in a single day, the investigation found. Many product pages also included positive reviews for completely different items.
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