Nora Vionelle on Instagram: "How Reviewers Spot Fake Reviews in Seconds Fake reviews are the biggest threat to fast shoppers. Pros focus on behavioral anomalies, not the wording. If many 5-star reviews come from accounts with only one review, that’s suspicious. I also scan review timestamps—clusters within a few days usually signal rating manipulation. Another clue is marketing-style language in positive reviews, something real users rarely write. In just 10–15 seconds, you can determine whether