Gee, Don, I think he IS shooting USPSA. He is using all IPSC/USPSA terminology and the Florida Open is a USPSA event.
Walk, if you are in the top 20% of Production, then you are probably ready to shoot whatever Divison you are ready to pay for.
Read and ask over on
http://www.brianenos.com/forums/
That is where the action shooters and gunsmiths hang out.