[{'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: 2.3. Trades of Virtual Items and Virtual Currency Com2uS prohibits and does not recognize any purported transfers of virtual items or virtual currency effectuated outside of the Com2uS Service, or the purported sale, gift or trade in the "real world" of anything that appears or originates in the Com2us Service, unless expressly authorized by Com2uS. Any such transfer or attempted transfer is prohibited and void, and may subject your account to termination.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]