In this update we made the following enhancements:
Improved message testing
You can now send a quick test to specific email addresses when editing message content and send proof messages to your proof contacts when testing the message. For more information, see Testing a Message.
Ability to unsubscribe contacts from all mailing lists at once
You can unsubscribe contacts by selecting the contacts on the Contacts page, specifying the email addresses to unsubscribe, or uploading a file of email addresses. For more information, see Unsubscribing Contacts from All Mailing Lists.
Ability to archive lists from the Lists page
You can now archive a mailing list from the Lists page. For more information, see Archiving and Activating Mailing Lists.