Have an unsubscribe link in an email or on the page.

Have an unsubscribe link in an email or on the page.

Unsubscribe option can be done with your MailChimp account. Please check this guide on how to include this into your Mailchimp Confirmation Emails: http://kb.mailchimp.com/article/how-do-i-place-my-unsub-unsubscribe-tag-in-my-html-version

Also, please check this link to see how to integrate Jotform and MailChimp: https://www.jotform.com/blog/48-MailChimp-Integration-Send-Email-Newsletters-to-the-People-Who-Filled-Your-Forms