[HubSpot] Learn how to send a mass SMS to your contacts using TrueDialog Send Mass SMS with a HubSpot workflow.

[HubSpot] This article shows how to create a Workflow triggered by a specific keyword in an received SMS message.

[HubSpot] This article will show you how to enable the In-App Notification workflow if you are not receiving notifications.

[Microsoft Dynamics] This article shows you how to set up automated messages based on a Workflow.