-> Home regions are a nice idea but it would be a hassle in the long run. But I'd like to see a certain manufacturer sorted by their region of cars on where are these cars are available on their home market (and cars that are not available globally {like Land Cruiser 100}, heres an example:
=TOYOTA=
> Europe - Avensis, L/C Colorado, Yaris Verso, Corolla T-Sport, etc.
> U.S.A - Camry SE, Sienna XLE, Tacoma X-Runner, Matrix XRS, etc.
> Asia - Vios, Innova, Previa, Echo, Corona Exior, Tamaraw FX, etc.
> Japan - Supra RZ, MR-2 G-Limited, Town Ace, Hi Lux, Mega Cruiser, etc.
> Austrailia* - Avalon Grande, Corolla Sportivo, Land Cruiser Prado, etc.
> Africa* - Corolla, Tazz, Land Cruiser Pickup, etc.
> South America* - Corolla, Land Cruiser 70, Hi Lux SW4, etc.
=Ford=
> Europe - Mondeo ST, Focus RS, Galaxy, Fiesta ST, Puma, etc.
> U.S.A. - Focus SVT, Mustang Cobra GT500, F-150 Lightning, Contour SVT, Taurus SHO, etc.
> Asia - Lynx RS, Everest, Ranger (aka. Mazda Proceed), etc.
> Japan* - Focus, Fiesta, Explorer, etc.
> Austrailia - Falcon FPV, etc.
> Africa* - Ikon, Laser,Bantam, Telstar, etc.
> South America* - Eco Sport, Courier, Ka, etc.
* - If ever
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