Creates a new opportunity for a contact

Removes a specific tag from a contact if it exists on the contact.

Adds a subscriber to a segment.

Creates a new subscriber or updates an existing one.

Removes a subscriber from a workflow.

Find a Subscriber by email address

Creates an Enrollment for a Contact for particular a Course

Updates an existing Contact or Creates one by email address. For existing Contacts, it only updates present fields that have non-empty values so you won't empty existing data. If a contact with the provided email address doesn't exist, a new one will be created.

Adds a subscriber to a workflow.

Removes a subscriber from a segment.

Unsubscribes a subscriber.