Why In-N-Out Has Barely Changed Its Business for 75 Years—Not Even Its Fries

Did you know In-N-Out started the drive-thru?
Why In-N-Out Has Barely Changed Its Business for 75 Years—Not Even Its Fries
In-N-Out Burger sign in Camarillo, California, Saturday night, Aug. 20, 2005. Robbin Goddard/Los Angeles Times/TNS
Tribune News Service
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By Stacy Perman From Los Angeles Times

LOS ANGELES—The year was 1948. World War II was in the rearview mirror and in Los Angeles, drive-in restaurants were in full swing.