[{'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: To solicit information from you, including through surveys; To contact you via email, SMS or otherwise for the purpose of informing you about new products, services or promotions offered by Tango (you can opt-out of such emails by clicking on the unsubscribe link, withhold your consent to receive an SMS or reply stop to an SMS in order not to receive future SMSs);"}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty.'}]