[{'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 DO NOT collect, store or use any personal information while you visit, download or upgrade our website or our products, excepting the personal information that you submit to us when you create a user account, send an error report or participate in online surveys and other activities."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]