A hair salon provides a personal service that requires trust and confidence from the customer. This means a hair salon needs to provide consistently good customer service for customers to keep coming back. Here are some ways a hair salon can ensure quality customer service. Appointment System  Having an appointment system in place is a key component to providing a high level of customer service in a hair salon. It allows customers to plan ahead and book their services, eliminating long wait times and reducing the stress of finding an available stylist or barber.