[{'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: In-App Purchasing Some of our games provide additional content for a direct fee - usually buying an item or an amount of in-game currency to make gameplay faster or more fun. Parents and guardians should be aware that they can set up their mobile devices to disallow one touch purchases and enforce password entry before any real-dollar purchase. Parents and guardians are responsible for maintaining password security for these systems and in general should not share passwords with their children. The following links describe how to make sure purchase verification is in place: //support.google.com/googleplay/answer/1626831?hl=en-GB http://www.amazon.com/gp/help/customer/display.html?nodeId=201112050 http://support.apple.com/kb/ht4009"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]