[{'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. . Used to help improve our service--- we may use non-personal information to provide, maintain, improve, ameliorate the applications, services, and website, and develop the new services."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]