A wave of reports is being made by confused people who’ve received empty envelopes in the mail, and experts say they’re coming from third-party merchants on Amazon that fit the pattern of a known scam called “brushing,” where merchants create fake transactions on the site and then use the deliveries to create fake reviews.
According to Fakespot, around 40% of Amazon reviews weren’t written by actual customers. The tracking numbers and confirmations that the fake packages were delivered allow them to leave a review for products the scammers are trying to sell.
Forty percent? That's huge!