"For sky background picture try to use much larger bitmap, controlling also its colour tone to match the rendering. I am using almost 100% transparency for background (alpha channel in resulting image) in order to be able to place bitmap in GIMP.…"
Sky background needs change.
ground needs a better texture
the red tree in the front could be cutout better than the procedural nXt tree.
windows glass material needs work, doesn't look like glass
sidewalk material pattern…"
"I've had a version of the ArStudio plugin which should run in AutoCAD 2011 for a little while now-- I'm working on an in-process version which should be ready in January. I can't test the r18 version here-- I don't have…"