[{'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: Mobile Phone Number. Certain features of the Services may require our collection of the phone number of your device. We may associate that phone number to the mobile device identification information. We will not use that number for telemarketing."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_Phone_Number_1stParty, Identifier_Device_ID_1stParty.'}]