They absolutely do corrections! Just call & let them know when you schedule. There is almost always an appointment available, but if you have a specific person or time, it can be more difficult.
I do know they do corrective color as far as the wait time when it's the busy season like prom or weddings you might have to schedule early. The only time I have to wait to see my stylist is if she's busy with a wedding or prom ..other than that I can usually get in whenever I want.....
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