[{'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: Advertising We may collect and use information about you, such as your device identifier, MAC address, IMEI, geo-location information and IP address for the purpose of the tracking of the advertising. This information is used together to create a unique user number to help us to better count and track advertising based on language, geographic location and other relevant details. This information is NOT SOLD to outside parties."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Device_ID_1stParty, Identifier_IMEI_1stParty, Identifier_IP_Address_1stParty, Identifier_MAC_1stParty, Location_1stParty.'}]