[{'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: Some people don\'t like receiving things from people if they don\'t know who they are. So we provide all users with the ability to choose not to receive questions from anonymous users on the "Settings" page on the website and mobile application.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]