Where can I sign up for Adriene's Weekly Letter?
Adriene sends out a Weekly Love Letter every Sunday. You can sign up for that email here. A few minutes after signing up, you will be sent an email asking you to confirm your email subscription. After you click on "confirm" in that email, you will be added to the list to receive the next Weekly Letter that Adriene send out.
You can unsubscribe anytime from these weekly emails in the footer section at the bottom of any of the Weekly Letter emails. Just look for the "Unsubscribe" link at the bottom of the email.