[{'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: Use of Personal Information on our other services In order to provide our users across all of our services with a better experience, to improve WeChat and our other services, or otherwise where you have consented, Personal Information collected through WeChat may, subject to user privacy controls (where available), be used by our other services (including in an aggregated or individualised manner)."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]