[{'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: ELEX users also have the option of directly contacting the ELEX customer service department via telephone, fax, and/or standard mail."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]