[{'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: 5. Fees and Purchase Terms Some of Com2uS Games may be described as a "free game" within the description page of App marketplaces. YOU MAY DOWNLOAD AND PLAY SUCH GAMES FREE OF CHARGE, BUT THEY MAY CHARGE REAL MONEY FOR ADDITIONAL GAME CONTENT.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]