[{'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 wish to subscribe to our newsletter, we will use your email address to send the newsletter to you. Out of respect for your privacy, we provide you a way to unsubscribe. Please see the "Choice and Opt-out" section. Service-related Announcement'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty.'}]