No this is not my tutorial, but i used this many many times throughout using this technique. It helped me along the ways of vectoring. I hope this can do the same thing for you guys.
Part One: [img]https://fc02.deviantar*****m/fs9/f/2006/037/e/6/vectortutorial3.jpg[/img]
Part Two:[img]https://fc05.deviantar*****m/fs10/f/2006/097/3/8/part2.jpg[/img]