Success didn't happen overnight. The book details how they constantly tweaked their menu, branding, and operations to survive early failures.
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In 1965, Fred DeLuca was a teenager in Connecticut looking for a way to pay for medical school. A family friend, Dr. Peter Buck, gave him a piece of advice: "Open a submarine sandwich shop." Success didn't happen overnight
The "story" within the book is actually a roadmap for anyone starting with limited resources: Dr. Peter Buck