우리는 99%의 이메일 평판을 가지고 있지만 Gmail은 다르게 판단함

This case highlights the growing disconnect between technical email metrics and actual user-perceived value, where even a high reputation score on third-party platforms cannot bypass Gmail's proprietary algorithms driven by user engagement. It underscores the necessity for companies to prioritize explicit consent and genuine user interest over aggressive marketing tactics to maintain deliverability in the modern email ecosystem.