Avalon Nail & Spa provides good services, with skilled technicians like Dee who listen to clients' requests and deliver high-quality work. However, some clients have expressed concerns about the cleanliness of the establishment. The bathrooms and some linens have been reported to be dirty, which can be a turn-off for some. Additionally, some clients have felt that extra charges for services were excessive. Despite these issues, Avalon Nail & Spa has the potential to provide excellent services with some attention to cleanliness and customer satisfaction.