Principal Nathan Lee Colkitt is speaking of the custom mirrors he designed for the fitting room at Cad & The Dandy, the bespoke outfitter. “All of a sudden you are on display, and you get to see yourself from multiple angles.”

“When we measure the performance of architecture, everything must fall into two categories: quantity and quality,” says Colkitt, touring the Puma Kids outlet store in San Ysidro, one of the busiest stores on the world’s largest border crossing.