[{'role': 'user', 'content': 'Analyze the following clause from a privacy policy and determine if it\'s fair or unfair. Also identify any privacy practices mentioned: 4. Changing or Deleting Your Information If you are a registered user, you may review, update, correct or delete the Personal Information provided in your registration or account profile by changing your "account settings." If your personally identifiable information changes, or if you no longer desire our Service, you may update or delete it by making the change on your account settings. In some cases we may retain copies of your information if required by law. For questions about your Personal Information on our Service, please contact support@socialnmobile.com. We will respond to your inquiry within 30 days.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]