[{'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: We also obtain information provided by third parties. For instance, we obtain information from companies that can enhance our existing guest information to improve the accuracy and add to the information we have about our guests (e.g., adding address information)."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_Postal_Address_1stParty.'}]