[{'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: Additionally, when you request it, we will use your Personal Data to enroll you in contests, programs, or offers. We also may use your Personal Data to notify you of promotions and other special offers."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]