[{'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: • Close your account at any time. When you close your account, we'll deactivate it and remove your pins and boards from Pinterest. We may retain archived copies of your information as required by law or for legitimate business purposes (including to help address fraud and spam)."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]