On Wed, 2016-05-25 at 21:00 +0100, Patrick O'Callaghan wrote:
The only way to do that is to restrict posting to list subscribers.
No, other lists provide the feature I mentioned, for example [1] and see also the screenshot. "If you would like to cancel this posting, please visit the following URL", otherwise it's held for moderation and the non-subscriber has to do nothing. A lot of mailing lists provide this feature. Regards, Ralf [1] Begin forwarded message: Date: Wed, 25 May 2016 20:09:09 +0000 From: ubuntu-studio-users-bounces lists ubuntu com To: unknown crewman rocketship com Subject: Your message to ubuntu-studio-users awaits moderator approval Your mail to 'ubuntu-studio-users' with the subject test Is being held until the list moderator can review it for approval. The reason it is being held: Post by non-member to a members-only list Either the message will get posted to the list, or you will receive notification of the moderator's decision. If you would like to cancel this posting, please visit the following URL: https://lists.ubuntu.com/mailman/confirm/ubuntu-studio-users/cd6a5e9 9fcdbb0de618b2b6b3bccc319ed793442
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