I know the creator of the cake so I emailed her. She said it was the scalloped zigzag from the Straight Frill Cutter Set 1. Here is the link -http://********************/catalog/gumpaste/FMM/JEM.htm
Yes, close your business and re-open as a home based business. I did that after 10 years of having my own cake shop and now I am finally making money.
You'll have more time for yourself and less stress. It's a win-win...