Depop and Vinted for several years, older groups are likely to be persuaded by secondhand bargains moving out of traditional charity shops and into mid-market mainstream store chains.
Asda announced last week that it is testing out secondhand clothing in 50 supermarkets, and John Lewis and Ikea are launching schemes to sell used furniture and fashion.
At fashion website Asos, vintage sales have risen 92%. There is a new glamour factor. Celebrities from Kim Kardashian to Livia Firth are now prepared to wear vintage pieces on the red carpet.
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