If you still doubt WhatsApp's usefulness in customer service, you must be living under a rock. Either you are unaware of its popularity or the advanced Whatsapp version that has better capabilities and is perfectly suitable for customer support.
The number of companies opting for WhatsApp bulk messaging is significantly increasing. And why is that? Because it is a cost-effective and time-saving way to target consumers and works as a customer engagement and top-notch mass marketing platform.