Going back to 2000 or so, my ex reckoned that it was regular practice to buy stuff online, wear it once, and return it for a refund, unwashed.
ETA: Also, whilst in the employ of The Science Museum, we had occasion to visit site at short notice. One of our members had no safety boots so, some were ordered on an overnight service from RS. What turned up the following morning were a pair of boots in a pristine RS box. Only the boots within had been subject to many years of use.