The curse of online retail: 6 great price glitches
This week, department store chain John Lewis became the latest victim of the dreaded price glitch.
Although seen as an opportunity for bargain hunters, items being mispriced on a retailer's website can be a headache for companies that have to admit to the error. Despite often not being bound by contract law to honour mispricings, retailers often have to pay for their system glitches by offering customers who have tried to take advantage of the surprise lower prices by offering some sort of "gesture of goodwill".
We take a look at six memorable price glitches that have happened in the UK.