[{'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: FOR USERS DU Speed Booster DU Battery Saver DU Flashlight DU Browser DU Emoji Keyboard DU Privacy Vault DU Launcher DU Tube DU Security DU Cleaner DU Antivirus Photo Wonder DU Caller DU Recorder FOR BUSINESS DU Ad Platform NEWS SERVICE"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]