Your registration information (including your user name and password, and any social networking account with which you sign into the Service) is for your personal use only, and not for use by any other person. You are responsible for maintaining the confidentiality of any password you may use to access the Service, and agree not to transfer your password or user name to any third party. You are fully responsible for all use of your registration information, and to ensure that you "log out"/exit from your account with the Service (if applicable) at the end of each session.