Smartphones to be used as hotel room keys

Extract . . .

"The key card could become a thing of the past after a hotel chain announced it would allow guests to access their rooms using their smartphones.

The technology, to be trialled at two hotels next month, would mean that guests could choose to avoid the hassle of checking in at the front desk."

Link
http://www.telegraph.co.uk/travel/hotels/7762522/Smartphones-to-be-used-as-hotel-room-keys.html