"So this guy was spotted wandering round with a Point of Sale (POS) device. All he has to do is key in a price less than £30 and then touch the device on the pocket that contains your wallet. Ching! You've just been charged automatically on your touch pay enabled credit/debit card.... We just tried this in my local pub with their POS device and it worked... (I've actually shown people this using the NFC function on my mobile to read their card data through their wallet to freak them out but this is the first time I've seen someone doing it for real). Time to invest in a screened wallet I guess..."