[{'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: Unique Serial numbers. When you use certain services, they might have a unique 360 serial number. This serial number and certain information about your installation (for example, the type of operating system on your device) may be sent to 360 when you install or uninstall Software or when Software periodically contacts our servers, such as in a check for automatic updates."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]