British tourists warned over unknown airport phone rule that could see you 'denied boarding'

Travel experts are warning Brits about an airport security rule that could see you denied boarding if you don't follow it.

Thousands of Brits are jetting off for some winter sunshine, with most travellers clued up on airport security protocols.

Your liquids are sorted in your carry-on , passport at the ready, and necessary visas obtained.

But there's one obscure airport security regulation that could see you refused boarding - and it's got nothing to do with what's in your luggage.

Experts at WildPack American Summer Camps are urging holidaymakers to take note of this lesser-known requirement, which if violated could mean being barred from your flight.

If you've been rushing around getting ready for departure and allowed your mobile to run out of battery, you could face serious c