[{'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: G. SECURITY MEASURES We employ commercially reasonable security methods to prevent unauthorized access to the Sites, to maintain data accuracy and to ensure the correct use of the information we hold."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]