1. Open your event's dashboard and click on "Registrations".
2. Then click on "Mailers".
3. Select "Waitlist" under the Mailers section.
4. Click "New mailer" to create a waitlist mailer.
5. Select the "Added to Waitlist" template.
6. Click "Create mailer" once the details are added in.
7. Edit the mailer with relevant information, and add additional details using the blocks provided on the left tab. Then click "Save" to persist the changes for the mailer.
8. Activate the mailer once you are ready to start sending them to the users.
