One of the most challenging things to model can be 5-sided surfaces. Since all NURBS surfaces are 4 sided, we need some creative solutions to fill 5-sided holes. This video is one of the many ways to tackle this.
Phew... I am new to ADVANCED CAD and definetly a total newbie to Rhino .. Wow the amount of effort that goes into creating perfect surfaces. I have got my work cut out ... thank you for such a crisp video.