If you are a practicing Esthetician, then you are obtaining continuing education hours by attending Conferences, Additional Classes (held by Master Estheticians), Experience with current clientele and so on. We have "trained" ourselves to feel confident in the treatments that we do by putting forth our passion towards our clients, while using the basics of our schooling and as listed above our continued education.

 In Conclusion...

I don't think that stuffing us into a room with another text book for 600 hours is the answer!