[{'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: Android Device For Android devices with OS 2.2 and up and Google Play Services version 4.0 and up: Open your Google Settings app > Ads > Enable "Opt Out of Interest-Based Advertising" Via our apps'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]