What are the different types of enrollment triggers in workflows?

HubSpot documents three workflow enrollment trigger types: When an event occurs, When filter criteria is met, and Based on a schedule. HubSpot Knowledge Base+3HubSpot Knowledge Base+3HubSpot Knowledge Base+3 These are the official ways records automatically enter a workflow based on activity, property-based conditions, or scheduled timing. HubSpot Knowledge Base+1 That is why the correct set includes event-based, filter-based, and schedule-based triggers. HubSpot Knowledge Base+3HubSpot Knowledge Base+3HubSpot Knowledge Base+3 HubSpot treats other terms such as re-enrollment as settings related to enrollment behavior, not as one of the primary trigger types. HubSpot Knowledge Base