The saying goes: "Dress for the job you want, not the job you have."
Then, Facebook's Mark Zuckerberg shook up the idea of how a CEO should dress with his famous jeans and hoodie.
One of the cohosts of "Shark Tank," Barbara Corcoran, says it's no longer dressing for the job you want but for the business, customer or employer you are trying to sell.
Produced by Sam Rega
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