Add or remove email addresses - built-in mailing list
The built in data model involves two main tables, connected by a third:

- Recipients: this corresponds to an email address (key) with a name associated with it.
- MailingList: Subject (key, and some other fields)
- RecipientInMailingList: tells which emailaddresses appear in which mailing lists. An emailaddress may appear in multiple mailing lists.
The following sections discuss how you can add or remove email addresses