Explore the intricate world of review fraud on e-commerce platforms through an HCI perspective in this 16-minute conference talk from CHI 2024. Delve into the findings of surveys conducted with actual fraudsters, including 36 agents and 38 reviewers, to uncover sophisticated recruitment, execution, and reporting mechanisms used to scale operations and resist takedown attempts. Learn about the integration of AI tools like ChatGPT in fraudulent activities and discover effective countermeasures for combating incentivized reviews. Gain valuable insights into the complex landscape of underground review services, their resilience to removal efforts, and the human factors involved in this form of fraud.