Check the registry editor and looks for the title of downloaded application and delete them. Basically you have to delete everything what the program left behind. Once you do, you have the power to re-use the demo.
Nope, it will not.
Hold down a combo of A or B I'm not sure but it definitely uses those buttons
for demo tools visit demotoolsfreedownload blogspot.
No, I believe to not get the message you have to pay for the full version.
no you must buy it in the orange box. or you can buy it on the PC sepratly you need to have steam though.