3- Make your design. There are lots of inspiration in books and online.
4- Cut the top of the pumpkins. Careful with the knives.
5- Pull all the inside guts out.
6- Keep the seeds. You can toast them in the oven.
7- Draw the design with a marker (not Sharpie, unless you want it to show for the design itself.)
8- Start cutting out and carving away.
9- Ta Da!