[{'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: Our goal is to provide all services to visitors to ZeroFour website in an accessible, efficient and friendly manner while maintaining their privacy. If you have comments or questions regarding privacy, please contact us."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]