1. Click "Marketing"

2. Click "workflows"

3. Click "Create Workflow"

4. Click "Continue"

5. Click "Add your first action"

6. Click "GMB Messaging"

This action allows you to send a Google My Business message to the contact.

7. Input "Message"

Enter the body of the message to be sent to your contact in this field. You can utilize 'Custom Values' and 'Trigger links' to personalize the message.

8. Click "Custom values"

Select the desired custom value to personalize the message.

9. Click "Save Action"