[{'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: Changes This Privacy Policy may be updated from time to time for any reason. You are advised to consult this Privacy Policy regularly for any changes, as continued use is deemed approval of all changes. You can check the history of this policy below."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]