my client was interested in black-white theme, and here are some renders. Interiors were done using v-ray for sketch up, and exteriors , using KT http://hirad-co.com/html/ http://aprs.ir/fa/
this is another mini tutorial on digital water color rendering and hope you like it: http://www.sketchupartists.org/?page_id=3318 also you can read more on this here: http://forums.sketchucation.com/viewtopic.php?f=81&t=22093 http://hirad-co.com/html/ http://aprs.ir/fa/