Thanks for reaching out to our HubSpot Community! I hope my response finds you well.
Currently, there is not a way to add an action to a workflow that will allow you to display a Facebook ad. You can see in this article from our HubSpot Academy the different options for workflow actions that can be added to a workflow.
All the best, Rachel Appleman HubSpot Customer Support
Thanks for reaching out to our HubSpot Community! I hope my response finds you well.
Currently, there is not a way to add an action to a workflow that will allow you to display a Facebook ad. You can see in this article from our HubSpot Academy the different options for workflow actions that can be added to a workflow.
All the best, Rachel Appleman HubSpot Customer Support