“Today's cart buyers are generally older and have more white-collar work
experience than was traditionally the case,” says Will Hodgskiss, president
and "top dog" at Willy Dog Ltd., a New York cart manufacturer. "People are
either buying these carts in anticipation of a layoff or to supplement their
incomes," he says. Willy Dog's sales are up 30% from March 2007.”
“Dogged Pursuit: Professionals Find New Livelihood Selling Frankfurters,” The Wall
Street Journal, April 9, 2009
The article shared that individual hot dog vendors in prime locations are earning up to $400 a day. One cart vending company, All American Hot Dog Carts Inc, offers a training program called Hot Dog University.