Customer obligations <ol> <li> <strong>Valid contact information.</strong> You must provide a valid email address for your account.</li> <li> <strong>Accounts.</strong> Only one free account per person or legal entity is allowed.</li> <li> <strong>Illegal activity.</strong> The customer is responsible to ensure that the Service is not used for any illegal or abusive purposes.</li> <li> <strong>Account Security.</strong> The Customer is responsible for maintaining the confidentiality of passwords and any other credentials used to access its Accounts. <ol> <li>The Customer will use commercially reasonable efforts to prevent unauthorized use of the Services and will terminate any unauthorized use of which it becomes aware.</li> <li>The Customer, and not AddEvent, is responsible for any activity occurring in its Accounts (other than AddEvent’s direct activity which is not performed in accordance with the Customer’s instructions), whether or not authorized.</li> <li>