[{'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: 4) users' credit card information upon first purchase; 5) cookies; 6) user's IP address; 7) device information (OS type, serial number, mobile advertising ID, hardware information etc.) browser type, and browser language;"}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Ad_ID_1stParty, Identifier_Cookie_or_similar_Tech_1stParty, Identifier_IP_Address_1stParty, Identifier_SIM_Serial_1stParty.'}]