Here is an article on some quick wins

Invites

Tag Name	How used ?
Recipient.first_name	Used as the standard Dear "To" tag. The recipients is passed from the contact to the EDM.
Event_name	The Event name from the Event in play will be populated using this tag.
Guest_Block	A special tag for the Dear "block" https://help.eventhub.com.au/en/articles/5059664-the-dear-block
Venue_name	The venue name for where the event will be held.
Event_dates	The dates in which the event will be held on.
Partners_count	The tag which will identify the number of partners invited.
Partners_text	This will identify a recipients partners name.
Alternate_address	Used to add a separate venue address from the facility name. Set in settings.
Ticket_type	Used to distinguish a certain ticket type e.g members / non-members./ VIP or GA.
Event_dates\| date: "%A %e %B %Y"	Allows a specific date to be set within your EDM. "%A %e %B %Y formats the date.
Requester.phone	The senders contact #
Requester.email	The senders contact email.
Dress.code	Used to set an events dress code.
On_behalf_of_user.full_name	An invite can be sent as on behalf of someone else. This injects the Name.
Requester.department_name	Senders department name.
Facility_name	Venues facility like room or box. Set on the Event.
Event_time.name	Used to set the event time and name - usually residing at the bottom of the invitation attached to an RSVP button.
Rsvp_by_date\| date: "%A, %e %B %Y"	The RSVP date (formatted) set on the event.

Confirmation

Tag Name	How used ?
Event_name	The Event name from the Event in play will be populated using this tag.
Event_dates\| date: "%A, %e %B %Y"	Allows a specific date to be set within your EDM. "%A %e %B %Y formats the date.
Event_time	The time of the event.
Venue_name	The venue name for where the event will be held.
Facility_name	Venues facility like room or box. Set on the Event.
Recipient.first_name	Used as the standard Dear "To" tag. The recipients is passed from the contact to the EDM.
Recipient.last_name	Used as the standard Dear "To" tag. The recipients is passed from the contact to the EDM.
Requester.full_name	The senders full name.
Requester.phone	The senders contact #
Requester.email	The senders email address
Ticket_type	Used to distinguish a certain ticket type e.g members / non-members./ VIP or GA.
Partners_text	This will identify a recipients partners name.
Partners_count_int	Possible tag to be simplified?
Alternate_address	Used to add a separate venue address from the facility name. Set in settings.
Timings_summary
Rsvp_answers_block
Rsvp_by_date\| date: "%A, %e %B %Y"	The RSVP date (formatted) set on the event.
Dress.code	Used to set an events dress code.

Tag Name	How used ?
Recipient.first_name \| downcase \| capitalize
Partner_name.first_name
Partners_without_names_count_int
Partners_without_names_text
Partners_count_int	Possible tag to be simplified?
Partners_text	This will identify a recipients partners name.
Event_name	The Event name from the Event in play will be populated using this tag.
Event_dates\| date: "%A, %e %B %Y"	Allows a specific date to be set within your EDM. "%A %e %B %Y formats the date.
Event_time	The time of the event.
Event_time.time
Event_time.name	Used to set the event time and name - usually residing at the bottom of the invitation attached to an RSVP button.
Event_time.time \| add_new_line
Host_block_au
Dress_code	Used to set an events dress code.
Requester.full_name	The senders full name.
On_behalf_of_user.full_name	An invite can be sent as on behalf of someone else. This injects the Name.
Requester.email	The senders email address.
Requester.phone	The senders phone #
Requester.department_name	Senders department name.
Speaker
Host_block
Download_ticket	Used to allow recipients to download tickets. - Tag Review
Guest_block
Facility_name	Venues facility like room or box. Set on the Event.