How Reliance Jio, Airtel and Vodafone-Idea’s this big ‘WhatsApp’ problem may be easing

The Amazon order delivery updates that came via SMS moved to WhatsApp sometime last year. Similarly, there are some other enterprise updates to customers that are now sent through WhatsApp instead of SMS. This transition did not go quite well with the Cellular Operators Association of India (COAI), the body that represents India’s top three telecom companies — Airtel, Reliance Jio and Vodafone-Idea.