Plaza Nails and Spa on Fourth Avenue in downtown San Diego's Gaslamp Quarter occupies a storefront near the former Horton Plaza entrance, covering nail enhancements, facials, waxing, and foot massage. The nail menu spans acrylic, Gel-X, dipping powder, SNS, and traditional gel, giving technicians the chemical range to match extension type to each client's natural nail condition — the same client-specific calibration that drives the precision fading at Floyd's 99 Barbershop in the same district. Walk-in availability accommodates the Gaslamp Quarter's mix of convention delegates, hotel guests from the nearby Marriott and Pendry properties, and Fifth Avenue foot traffic. Facial and waxing services extend the menu beyond nail work, converting the space into a multi-category personal-care stop for event preparation — a one-visit versatility also found in the head-to-toe styling at Eclectique Boutique on the Gaslamp shopping corridor. The salon's highest-complexity nail work involves custom 3D nail art built in acrylic over sculpted gel-extension bases, combining structural engineering with freehand design across ten individually shaped canvases.