Not sure about the interface you will have to send the guy an e-mail before you pay out the cash as to clearview if you have downloaded the software you just pay the money and clearview will send you a code for unlocking the sim.
If you want more helicopters and sceneries go here
http://home.bellsouth.net/p/s/commun...pid=291233&ck=
there are plenty here to keep you going .