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When you send a message with MailUp - either from the MailUp consoleplatform, via SMTP+, or via the API - you can insert a link to allow the recipient to quickly subscribe to another list.
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- Is automatically added to the list: no need to take them to a subscription form!
- Will see the Messages page, which can be fully customized.
- Will need to confirm the subscription (confirmed opt-in) to avoid any chances of unauthorized addition of a subscriber (if you need to disable confirmed opt-in, please contact us).
- May or may not receive a welcome email. It's up to you.
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