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What the codes on your boarding pass mean – and the one you never want to see

Once upon a time, they were the rectangular strips of card without which you could not catch a plane. Increasingly, they are ...

What is PNR, which is issued along with train tickets, and how useful is it? Let’s find out

Most of the people who book train tickets do not know the full form of PNR. Whether you have booked a ticket online or have ...