[{'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 send you important notifications, such as communications about changes to our terms, conditions and policies. Because of the importance of the communications, you may not opt out of receiving these communications. To verify your identity, deliver campaign entries and rewards, provide shuttle services and cover you with insurance if it is a necessity when you enter our events or contests."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]