Event Reminder to Attendee: This email gets sent to the attendee depending on the days set before the event
Event Reminder count field: This number field sets the number of days when the Event Reminder email will be sent to the attendee; i.e. "3" - means that it will send an email 3 days before the event.
Event Reminder Email Template: This email template to be used that will be sent to the attendee
Important Note: The contact record will only be sent 1 email and after that, it will be marked as sent
The default Email Template Type of the Event Reminder Email is “Event Contact Reminder”
and the default Email Template Name is “Event Booking Reminder To Contact”