Who cares about illegal techniques, if you can make way better looking models. ;-) Really cool plane, and nice work on the photography! Keep exploring and trying out new ways of taking your pictures, play around with composition, and you're a pro in no time! :-)
Quoting Commander Oscar H. Floyd
Quite Astonishing! what are the "illegal" building techinches?
The connection of the propeller to the engine and the rear landingwheel are technic pins that are continously compressed. This is considered "illegal".
Look for Stressing the Elements by Jamie Berard on the internet for more info on "illegal techniques"