This as-told-to essay is based on a transcribed conversation with Danielle Mass, a 25-year-old founder from London, about starting a Depop shop. It has been edited for length and clarity.

Opinions expressed by Forbes Contributors are their own. Jenn covers retail, customer loyalty and behavior, CX and CRM. Anyone who doubts that sales of secondhand clothing can outpace those of new ...

The news that Depop – Generation Z’s favourite app for selling and buying used clothing – had been sold to Etsy for $1.6bn (£1.1bn) is a warning shot for fashion retailers. For years, traditional ...