Login here and head to "Account" and then select "Profile Information." Here you can update your email address by entering your new email address and press "Save."
Note: If the email you would like to be moved to has been used for a barre3 online account before, please message our Customer Support Team by clicking on the chat box in the bottom right of your screen, and our team would be happy to assist you with updating your active barre3 online email.