effective 1-17-15 General Terms and Conditions of Service 55Protecting Our Networks & ServicesWe can take any action to: (1) protect our networks, our rights and interests, or therights of others; or (2) optimize or improve the overall use of our networks andServices. Some of these actions may interrupt or prevent legitimate communicationsand usage–for example, message filtering/blocking software to prevent spam orviruses; limiting throughput; limiting access to certain websites, applications or otherData Content; prohibitions on unintended uses (for example, use as a dedicatedline or use as a monitoring service); etc. For additional information on what we do toprotect our customers, networks, Services and equipment, see our Acceptable UsePolicy and Visitors Agreement at our website.Your PrivacyOur Privacy Policy is available at virginmobileusa.com/datashare/privacy. This policymay change from time to time, so review it with regularity and care.Call Monitoring: To ensure the quality of our Services and for other lawful purposes,we may monitor or record calls you make to us or we make to you (for example, yourconversations with our customer service or sales departments).Authentication and Contact: You (the account holder) must provide an email address,account password and an answer to a security question before any account relatedinformation is provided or modified when you contact Customer Care. You agreeto protect your passwords, and other account access credentials like your securityquestion from loss or disclosure. You further agree that Virgin Mobile may, in our solediscretion, treat any person who presents your credentials that we deem sufficientfor account access as you or an authorized user on the account for disclosure ofinformation or changes in Service. You agree that we may contact you for Service-related reasons through the contact information that you provide, through the Servicesor Devices to which you subscribe, or through other available means, including textmessage, email, fax, recorded message, mobile, residential or business phone, or mail.CPNI: As we provide telecommunications products and Services to you (the accountholder), we develop information about the quantity, technical configuration, type,location, and destination of telecommunications products and Services you use, aswell as some other information found on your bill (“CPNI”). Under federal law, youhave the right, and we have a duty, to protect the confidentiality of your CPNI. For