Ian Johnson, managing director, Europe, at payment business Marqeta, said: “The problem with increasing limits on physical contactless cards is if they are stolen or cloned, it will now be even easier for a fraudster to spend large sums of the victim’s money in one go.
However, charity shops are better prepared this time, Mr Osterley said. Take for example Stockport hospice charity, Beechwood Cancer Care. There's been a queue of customers at its Heald Green precinct. But it is only open to shoppers, not droppers, this week.