Fraud Prevention on Lynx Tech Bloghttps://blog.lynxflow.co/en/tags/fraud-prevention/Recent content in Fraud Prevention on Lynx Tech BlogHugo -- gohugo.ioenTue, 11 Aug 2026 00:00:00 +0800Eat a 6-piece Pizza Hut Meal for $5? Anatomy of the Cheap Dining Voucher Gray Market and a Guide to Avoiding Scamshttps://blog.lynxflow.co/en/posts/low-price-restaurant-coupon-fraud-2026/Tue, 11 Aug 2026 00:00:00 +0800https://blog.lynxflow.co/en/posts/low-price-restaurant-coupon-fraud-2026/<img src="https://blog.lynxflow.co/images/low-price-restaurant-coupon-fraud-2026.png" alt="Featured image of post Eat a 6-piece Pizza Hut Meal for $5? Anatomy of the Cheap Dining Voucher Gray Market and a Guide to Avoiding Scams" /> Generated: 2026-08-11 ยท Method: Two-round Grok Deep Research workflow, 209 agents, ~5M tokens (web search โ†’ gap analysis โ†’ WebFetch extraction โ†’ multi-vote adversarial verification); sources primarily court records, industry media, and official platform policies Trigger: User saw posts on Xiaohongshu advertising &ldquo;38 RMB Pizza Hut pizza &amp; pasta duet 6-piece set&rdquo; and &ldquo;39.9 RMB Burger King signature beef burger &amp; snack 8-piece set,&rdquo; with sellers claiming &ldquo;just