Sign in using the Log In button in the top right of the screen. If you’ve not already created an account,
follow this guide to create one.
Once you’ve logged in, click List Management > List Dashboard from the menu bar on the top of the screen.
Under the Search Options header, click the Self Only button. This will pool the LISTSERV mailing groups that you can manage.
Click the View button under the Subscribers heading.
Under the Subscriber Management header, type the email address of the user you want
to add to the list. Click Add Subscriber.