If you do not wish to include a ticket within the registration confirmation email:

1. Go to Event > Settings.
   
2. Click on Email Template Options.
   
3. Under Send tickets by email, select Never.
   
4. Press Save.
5. Go to Event > Customize > Templates.
   
6. Click on Registration (Advanced).
   
7. Edit the email template Registration Confirmation No ticket, by clicking on the icon .
   
8. Click Save.

This option is useful for events without physical attendance.

For more information on editing Email Templates, click here.