[{'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: OPTING OUT OF PUSH COMMUNICATIONS When you install our apps on your mobile device you can choose to receive push notifications. You can turn off push notifications by visiting the "options" or "settings" page within the relevant Service. You may also receive local notifications. You can turn off local notifications by visiting the "options" or "settings" page within the relevant Service.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]