I tried to keep it by strict origami rules, no tape or cuts, just folds. Using tape or scissor would make things easier but not as rewarding or creative.
I can't give you all my secrets ;0). Thank you all for the neutral or positive comments, I'm working on a website that I hope to have it up within the next two months or sooner that should benefit those who like paper airplanes or origami. I will let you all know later when it is ready.
One can get directly at trafford.com, search book title or author name; also at amazon.com.