Navigating Mumbai’s bustling transit system can feel overwhelming, especially with the network rapidly expanding. The Mumbai Metro now operates four major lines, making it faster than ever to skip the city’s infamous traffic. However, before you tap your card or board the train, there are a few strict rules and smart hacks you need to know. To help you stay out of trouble and enjoy a smooth commute, here are 12 essential Mumbai Metro travel tips and guidelines every commuter should follow. A Perfect Mumbai Metro Guide. Look for the Pink Markings (For Women Travellers) If you are a woman travelling on the metro, look down while waiting on the…