No, the Agreement does not have to be signed to be binding. Your right to access and use the Services is expressly conditioned on your acceptance of the Agreement. Remember, the Agreement is effective as of the earliest of the date you register for the Services, by clicking the “Create account” button (or a similar button or checkbox that confirms you agree/accept/sign up” for the Services), accessing the Services, or the effective date specified in the Order Form (the “Effective Date”).