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To be able to communicate with customers using WhatsApp messages, you should understand how the WhatsApp Business Platform works.
About WhatsApp Conversation Types
Currently, WhatsApp Business Platform supports sending two types of messages:
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According to the WhatsApp Business Policy, if a person initiates a chat with you, you may can continue that conversation for up to 24 hours after the last message sent to you by that person. Outside of the 24-hour window, you may can only send messages via approved Message Templates.
How It Works
Businesses and users can exchange any number of messages within a 24-hour conversation session.
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