Wrong Direction? Try using the Seoul subway 15-minute rule

How to use the Seoul Subway 15-Minute Rule at the ticket gate for free re-entry

Seoul is evolving into an increasingly convenient and smart city. One example of this is the Seoul Subway 15-Minute Rule. Foreigners might initially wonder, “What is this?” Let me share my recent experience with this rule. I was riding the subway on my way to work when I suddenly got a stomachache and needed to … Read more