6. Effective and Less Intrusive
With a lot of people using WhatsApp instead of texting and calling, communication on the move has become less intrusive. You do not have to put up with annoying co-passengers in metro or bus shouting on the phone such as it was a decade back. All you get is subdued WhatsApp pings on the Smartphone of the guy sitting next to you. It is reasonably easier on your ear.
