CFO Exam Prep

I’m preparing to take the ABC Orthotic Fitter exam in July. Any advice from CertifiedFitters about where I should focus my attention when studying would be appreciated.Does anybody have a used version of the study guide for CFO that they can part with? The Certified
Orthotic Fitter VALUE PACKAGE1
includes the Bound Printed version of The Complete Study and Review Guide
for the Certified Orthotic Fitter AND the DVD Data Disc of The Certified Orthotic Fitter Written
Simulation and Clinical Readiness Exam. Vincent Reeves, CTP