hi-resolution video can be found here: http://www.mediafire.com/?zfjli52lttm This video shows how to use a surface to form a portion of a fillet. This skill is quite useful especially when the model has a sharp U-turn. Similiar method was shown in Solution#05 http://www.youtube.com/watch?v=efnbfGfR3W4 (workbench: PDG, GSD) More description can be found on the comment board. (after you’…