Alright I looked and there are a few things I wonder about
1.) Price Breaks based on quantity
2.) More than two custom options ie.. Im looking at selling custom duffel bags so Id have options for body color, end color 1, and end color 2, Zipper color and handle color, and handle length. Along with other custom items that require more than two items for customization.
3.) Prices affected by options selected (think of customizing a computer
80 gb hd (-$19.00)
120gb hd (+$0.00)
250gb hd (+$25.00)