Chef Grant Achatz places one of many courses on a server's tray in the Alinea restaurant kitchen in Chicago in 2008. In 2012, the restaurant got rid of reservations and started selling tickets. Earlier this summer, the company announced how effective it's been. Charles Rex Arbogast/AP hide caption

itoggle caption Charles Rex Arbogast/AP

A peek inside the kitchen of Next, an early adopter of the ticket system that's replacing reservations at some restaurants. Courtesy of Christian Seel hide caption

itoggle caption Courtesy of Christian Seel