A good measure of how healthy your salon is going is by looking at client retention rates. Run the Client Retention Rate report in our reports section for 2014 with a rebooking period of 3 months and if you are over 70% then you are right on track.
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See the client retention of these other salons
http://www.salontoday.com/features/salon-management/salonclientretentionloyaltystats_125302428.html