By Anna Moloney Fashion rental was once touted as the industry’s next big thing, but has the lustre faded, asks Anna Moloney In case you haven’t been keeping up with your campaign calendar, we’re currently in Secondhand September, which means you might be feeling more guilty than usual about your fashion shopping habits. Launched by Oxfam in 2019, the campaign aims to promote a more sustainable fashion cycle by encouraging people to buy used items (or “pre-loved” ones, as fashion marketeers prefer to say). But while fashion resale is no new trend, fashion rental has quickly become one of the b…