We also need your information to communicate with you about the services, including registration confirmations, purchase confirmations, expiration or renewal reminders, responding to your requests, and sending you notices, updates, security alerts, administrative messages, and other communications necessary to usage of the services.</li> <li> <strong>To carry out core activities relating to our services.</strong> To effectively deliver our services to you, we use your information to engage in important supporting activities such as:</li> <li>billing and collections, including maintenance of records in the event of a subsequent billing dispute;</li> <li>