[{'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: If you participate in a contest, sweepstakes or other promotion, we will collect any information you provide in connection with that promotion. We also collect other types of Personal Information that you provide to us voluntarily. We may also collect Personal Information at other points in our website and services that state that Personal Information is being collected. When you participate in one of our questionnaires or customer surveys, we may collect additional Personal Information from you."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]