Here is a quick render of the house I built for my parents. very low settings (15% IC, 3 bounces, 99 samples) but you can see obvious problem areas.

I will knock up a quick version of my current sketch and see how it renders, then decide if we "move this outside" :p

TemplarGFX
3D Hobbyist since 1996
I use poser native units

167 Car Materials for Poser