[{'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: Our third-party ad tracking and analytics company never sends emails, notifications, or other communications to our end users. If you would like to opt out of third-party ad tracking and analytics, please visit here. Your choice to opt out of ad tracking and analytics services does not limit our ability to email you or collect other information from you for other vendors, subject to the terms of this privacy policy."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_3rdParty.'}]