Bangkok’s traffic has been notoriously acute and chronic for longer than anyone can imagine. Most residents in Bangkok rely on their private cars for daily travels. Hence to reduce car usage cannot be done by mere request. Even the railed mass transit alone will not be sufficient to significantly reduce the number of cars on the streets. Bangkok ’ s anatomy ,with endlessly winding, non-gridiron small roads and lanes, is in itself a major hindrance for people to get onto the mass transit line. To get people to leave their cars at home, there must be concerted plans to: