🗺️ Navigating Korea Easily: Why These Tools MatterTraveling around Korea is convenient once you have the right tools. Whether you're hopping on the subway, catching a bus, or calling a taxi, these transportation cards and mobile apps will make your journey smoother. Let's break down the essentials for first-time visitors! 💳 1. T-Money & Cashbee: Your All-in-One Travel CardT-money: Most commonl..