[{'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: To deliver, provide, update, and maintain the mobile applications; To send you push notifications such as welcome letters, purchase confirmations, or other similar transactional or administrative notices;"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]