[{'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: If you live in the USA, Europe or Canada, you can also opt-out from the collection of your information by some or all of our advertising partners who participate in the Digital Advertising Alliance by visiting http://www.aboutads.info/choices/ (for US users), http://www.youronlinechoices.com/ (for European users) or http://youradchoices.ca/choices (for Canadian users). You can also click on the AdChoices logo within an advertisement (where available)."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]