Hotel de Londres in San Sebastian, Spain, the Signature Hotels in Jeddah and Medina, Saudi Arabia, and HTEL Serviced Apartments in Amsterdam are among the growing number of hotels currently posting QR codes at concierge desks, in lifts and on hotel room information cards to assist guests with tips on where to dine or what to do during their stay.

BBC: Rio de Janeiro brings QR codes to its streets

Every flight attendant at American Airlines wields a Samsung Galaxy tablet to access customer information, and the on-ground Qatar Airways concierge crew in Doha is using tablets to identify VIPs or travellers in need of special meals.

BBC: Tablets invade the travel sphere