Thanks for the nice comments, people!
First let me say that credit for the RC plane's design inspiration goes to BS member nermal
Could be interesting to try that, I think it would look more "real". Maybe next time, I'm really out of bricks by now with all those buildings!
Not specifically, but it could be
Mmmh, I know I'm not a fan of that part either, but I kept it because I liked the look of the door from the outside.
Thanks!