When you purchase a product from Chronos, you can OPTIONALLY subscribe to our mailing list to be notified of news, updates, sales, and more (the checkout screen has a check box that you can select if you want to subscribe). Our mailing list is powered by "MailMan" which is one of the most popular mailing list services on the web. If you want your email address removed from this mailing list, you can unsubscribe at any time. When you unsubscribe, you'll be taken to a standard MailMan web page where you can enter your email and click the "Unsubscribe or edit options" button (near bottom of screen).