# Activate Bill Broadcast

To start sending **bill reminders, monthly invoices, or payment notifications** through Broadcast Message, you must first **activate your WhatsApp Business account**.

The Bill Broadcast feature is only available once your WhatsApp Business account is active and connected to PayChat.

👉 [**Learn How to Activate WhatsApp Business**](https://docs.doku.com/accept-payments/no-integration-products/paychat/whatsapp-business-waba/activate-whatsapp-business)