It is your responsibility to keep your Account details up-to-date. Failure to do so may result in you failing to receive important Account related notifications and information from Betfair.</p> <p>4.4 You are solely responsible for the security and confidentiality of your Account. In particular, you agree to keep your username, password and/or telephone account number (<b>TAN</b>) strictly confidential. Other than where due to our negligence, you are responsible for any misuse of your password and/or TAN unless and we will not be liable for any loss that you may incur as a result of misuse of your username, passwords and/or TAN.