Steps:
1. Activate your WhatsApp business account and connect with the cloud API : https://www.whatswaver.com/post/set-up-whatsapp-cloud-api
2. Obtain a permanent access token at https://www.whatswaver.com/post/how-to-get-a-permanent-access-token-for-the-whatsapp-cloud-api
3. Create your message templates: https://www.whatswaver.com/post/create-a-whatsapp-template
4. Create your messages in google sheet and start bulk whatsapp messaging 
Use Cases:
Communicate shipping updates (shipped, in transit, delivered) to customers, including personalized tracking links.
Distribute tailored coupon codes.
Send bespoke gift cards.
Welcome new customers with a standardized greeting.
Features:
This add-on supports the transmission of text, PDFs, videos, and images within WhatsApp template messages.
View all your approved template messages conveniently within the add-on; it ensures only WhatsApp-approved messages are sent.
Customize template variables (such as header, body, buttons) for each recipient.
Pricing:
Currently available at no charge.
Users are responsible for WhatsApp messaging fees: https://business.whatsapp.com/products/platform-pricing 
Why Choose This Add-On?
Operate directly from Google Sheets, eliminating the need for extra software.
Save on costs compared to using WhatsApp ISVs, paying only for what you need.
Perfect for businesses looking for an economical way to send updates or marketing messages.
Note:
Using the Cloud API will disable WhatsApp Business mobile app.
For inquiries, please contact us at hello@ineuron.digital, and we'll respond promptly.