1. In the event dashboard click on Registration

2. Click "Waitlisted Registrations" Under the Mailers section.

3. To proceed, select the "Rejected" section. This is where the Mailers regarding users waitlist registration being rejected will be added.

4. Click "Add Mailer" to choose a template.

5. Click "Save" once the details are added in.

6. Edit the mailer with relevant information, and add additional details using the blocks provided on the left tab. Save the mailer to persist the changes.

7. Activate the mailer once you are ready to start sending them to the users.