London, a recent survey found, is among the loneliest cities in the world. While the Time Out City Index survey didn't rate Mumbai, we know life in the city that never sleeps can get isolating. Stuck between long office hours and the traffic jam, where's the time to meet people? But, even if you've just moved here or your school friends have moved off shore, there are always new ways to make friends. Here's how to find someone you might share something in common with and become a part of a community.