The design of your opt-out option should be straightforward and user-friendly. Here are some tips:
1. Visibility: Ensure that the opt-out link is easy to find, usually placed at the bottom of the email. 2. Simplicity: The process should be simple, requiring minimal steps. 3. Confirmation: Provide a confirmation message after the user has successfully unsubscribed. 4. Feedback: Optionally, ask for feedback on why they are opting out to improve future campaigns.