[{'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: Verizon Wireline consumers and certain business customers may opt out by calling 1-866-483-9700. Verizon Wireless consumer and certain business customers may call 1-800-333-9956. Other customers may decline to provide or withdraw CPNI consent by following the instructions in the Verizon notice seeking consent."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]