[{'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 on Android Devices If you have an Android device and would like to opt out of mobile interest-based or "cross-app" advertising, you may do this as follows: Open the Google Settings app on your device Select Ads Opt out of interest-based ads'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]