The following emails are automated emails (for a reason) and can be switched off in case you don't like them to go out:
Seat confirmation > Attendee receives email after taking a seat or being assigned to a session by the event manager. (Recommendation to switch off when location is known)
Login Request > When attendee forgets their registered email login
Connected > Both parties receive this email after connection request is accepted
Connect request > Attendee requests digital contact details from other attendee/hosts
Auto-Decline > When a session host has accepted the max amount of attendees, next attendees will be automatically declined
Meeting Requested (Host) > Host receives email when receiving a request from an attendee
Meeting Accepted > Attendee receives email when a 1-1 meeting has been accepted by host
Meeting Declined > Attendee receives email when a 1-1 meeting has been declined by host
Admin Email (Never de-automate this one, it's for your team only! :-))