How can I send text messages to customers from BUSY without purchasing an API?

To send text messages to customers from BUSY without purchasing an API, you can use the SMS feature available in the software. However, please note that this feature is only available for BUSY BNS users. If you are not a BUSY BNS user, you would need to purchase the API to send messages to customers.
 First, make sure that you have installed WhatsApp on your device and have configured the SMS API in BUSY correctly. Double-check the settings to ensure that they are accurate.
 Step 1 : Check the Whatsapp API Configuration . 
 Step 2 : Check theYoutubeLink of Whatsapp App Configuration - https://www.youtube.com/watch?reload=9&v=y7S4R26Tvgw
 Step 3 : Ensure that your computer meets the system requirements for the WhatsApp integration feature in BUSY.
 Step 4 ; Make sure you have a WhatsApp Business account set up and verified.
 Step 5 : Double-check the integration settings within BUSY. 
 Step 6 ; Ensure that your computer has an active and stable internet connection
 Step 7 : Check if your firewall or security software is blocking the connection to WhatsApp's servers. 
 Step 8 : If possible, try configuring the WhatsApp integration on a different computer or device to see if the issue persists."