form

Dear List, I am new member to the list and I have a basic question to you about creating a form on my website. I want to offer my visitors to be able to subscribe themselves to a newsletter and also to be able to unsubscribe. What code can I use for this? DATA To subscribe you send an e-mail to: name-request@domain.com Subject: subscribe To unsubscribe you send an e-mail to: name@domain.com Subject: unsubscribe I am grateful for your help. Kind regards, Fritz