Creating a Shape

In thinking about the board I wanted to shape, I wanted to get a good hybrid-type fish which allowed for errors in shaping, yet still worked reasonably well in smaller waves. I decided to base a shape on a fishcuit-type design.

Given my normal shorty shortboard is 6'0 x 19 1/4 x 2 5/16 I settle on a board with the following dimensions:
5'4 x 20" x 2 3/4

To start the process going, I created a digital file of the outline (in Illustrator), which allowed me to play with the curves and shapes till they look kind of right: