[{'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: How do we collect Personal Information? Metro will collect information directly from you unless: we have your consent for information to be collected from a third party; we are required or authorised by law; or it is impracticable to do so."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]