Searches for “how to spot fake reviews on Amazon” have skyrocketed by 250% over the past week following the e-commerce giant’s first joint lawsuit with the Better Business Bureau against fake review brokers. In 2023 alone, Google took down an eye-watering 170 million fake reviews of hotels, restaurants and businesses - a 32% increase from 2022; while Trustpilot flagged 3.3 million reviews as fake…