As required by the CAN-SPAM Act, your subscribers should have the right to stop any commercial emails they are receiving. 
If they want to unsubscribe, they simply need to do the following:


1. Click the "Unsubscribe" link found at the bottom of the email.





2. Then, they will be forwarded to another page where they need to click on the Unsubscribe button.





3. Choose the reason for unsubscribing, then click on "Submit".