Make sure the user wants emails from you. Don't be a dick and check the checkbox to 3-4 mailing lists on sign-up. Maybe add a link when they confirm email to op

Make sure the user wants emails from you. Don't be a dick and check the checkbox to 3-4 mailing lists on sign-up. Maybe add a link when they confirm email to opt into messaging. The present default to on for most mailing lists on sites is a smell. Fix that first.