HuffPost has already discussed the biggest mistake people make with their passports. Now, let’s turn to airport workers for a ...

As passengers scan their boarding passengers at the gate, it detects if they’re in the wrong queue, and a noise will ring out, signalling that they must step aside, and wait their turn.

The gate agent reportedly fell silent, offering no further comments. Scanning boarding pass. A woman politely asked to board her flight early was met with an unexpected and dismissive response ...