[{'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: How the information collected by Lookout Security is used: Our purpose in collecting application data and security scan data is to provide you with protections to help keep you and your data safe and to optimize and improve our Lookout Services."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]