These parameters define the mail service provided with the plan.
Webmail
Provides the webmail service, which allows users of mailboxes within the subscription to work with their mail using a web-based mail application.
Enable mailing lists
Turns on the mailing lists service provided by the GNU Mailman software on the subscription's websites.
Note: This parameter is not synced if the permission Mailing lists management is selected.
Policy on mail for non-existent users
Defines how mail server should treat e-mail messages sent to e-mail addresses that are supposed to be registered under the subscription's domains but actually do not exist. The following options are available: