Chennai is rated 3rd in the world's best commutes.[93] Chennai's transit system is highly planned as the result of its standing as a tech and outsourcing hub, and it is relatively easy to manage given its population of 5 million. Chennai's status as a port city (which requires rail logistics and has led to mass public rail systems like the MRTS and the Chennai Metro which is under construction) and the high influx of planned campuses for informational technology (which results in multilane highways like the IT highway) have improved mobility to commercial areas