Why do you need my address? Mandy February 18, 2019 03:55 Updated Follow For patients who qualify, Propeller ships our sensors directly to your home. We need your address to do that! Related articles Why do you need my email address? What is a sponsor? How long does it take to get a sensor? How do I get Propeller? How do I know if I have an account? Comments 0 comments Please sign in to leave a comment.