Thanks, fixed my Boolean problem the old-fahioned way, deleted to roof and floor of the shell, made all the rooms the same way, cut the windows and doors, and it's working very well...
The Lear Jet has to b Optimized, it's at 10,000 tri's tright now, i will take time to weld it together so it's uder 7,500 tris soon enough, texting some very cool stuff for you guys atm, i'll post more progress when i'm satisfied it works