[{'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: You may opt out of the use of your information by Ad Partners by using the Network Advertising Initiative tool. If you delete all cookies, use a different browser, or use a different computer, you will need to use the tool to renew your opt out choice."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]