[{'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: COMMUNICATION If you choose to share contact information with us (such as an email address), we may use this information to send you updates about our services from time to time. If this information is promotional in nature, we will provide an opt-out option."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_1stParty, Contact_E_Mail_Address_1stParty.'}]