The mobile phone operator O2 has apologised after mistakenly telling some customers they had spent £40 on data roaming abroad. Texts were sent to users even though the service on their phones was switched off. The company said only a small number of people were affected and that extra controls were being put in place.
Technology experts have also warned that the new iPhone 4S could push up roaming bills in a short space of time.

Bill shock
Rachel Sinclair, from Bristol, was just hours into her trip to France on the 24 September, when she received a text on her iPhone telling her she had downloaded...Read more HERE