JCPenney and Macy’s have entered the world of used clothing by way of their new partnership with ThredUP. Hoping to latch onto a trend that is expected to swell to $51 billion by 2023, the retailers will allow customers to sell clothes back in the hopes that the process encourages more customers to visit brick and mortar locations.

Hear what Daniel Litwin and Tyler Kern have to say about this trend on this excerpt from Business Casual.

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