[{'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: Note that if you opt-out of our Promotional Communications or other forms of communication, we may still e-mail or communicate with you from time to time if we need to provide you with information about the Service or if we need to request information from you with respect to a transaction initiated by you or for other legitimate non-marketing reasons, for example, if we update this Privacy Policy or our Terms of Service."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]