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There is an advanced version of this page that lets the user specify the reason for unsusbcribing unsubscribing before they are removed from the system.
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It is also possible to implement unsubscription landing pages using the Maileon API. This can be achieved by using a personalized link in mailings instead of the default unsubscription link.
This personalized link should contain some data with which the user can be identified in the Maileon system. For example a link with an email personalization can be used to unsusbcribe unsubscribe users by email address:
http://mysite.example.com/newsletter-unsubscribe?email=[CONTACT|email]
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