Which innovative product advertising strategy was first used to market military surplus jeeps to civilians after World War II?

Throughout history, military campaigns have generated fascinating memorabilia that later became valuable retail products. From wartime propaganda posters to battlefield artifacts, the marketing and packaging of military history has evolved into a billion-dollar industry. This trivia question explores how one of the most iconic military retail products was originally marketed to the public, revealing the intersection between military history and innovative product advertising.

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Marketing them as 'Victory Vehicles' with testimonials from famous generals
Willys-Overland's 'Farm in a Day' demonstrations showing jeeps performing agricultural tasks
Television commercials featuring war heroes driving jeeps through obstacle courses
Mail-order catalogs offering customized jeeps with civilian-friendly accessories