[{'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: Last date of modification: September 7, 2013 Android Privacy Policy We value your privacy and are dedicated to protecting your information and providing you with notice about our information collection and use practices and how you have a choice to opt-in/out of any marketing or promotional contact from us. You may choose to register the installed copy of the Licensed Application with Scan by means provided in the Licensed Application. By voluntarily sharing personally identifiable information by means of registering the Licensed Application, you agree to the following privacy policy."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]