6
votes
1answer
260 views

What is the meaning of the expiration date on a Delta voucher?

My parents were issued vouchers for a specific dollar amount towards future travel on Delta as compensation for volunteering to switch to a different flight in an overbook situation. The vouchers have ...
6
votes
1answer
370 views

What is an “Approval Letter”, and how do I get one?

I was doing a bit of reading up on how to get a visa on arrival for Vietnam, and several sources mention that I need to get an "Approval Letter" to pick up my visa at the airport. What is an ...
19
votes
5answers
4k views

What is the difference between “Country of Issue” and “Country of Citizenship” of a passport?

On multiple occasions I have seen forms where it needs to be stated what the Country of Issue and what the Country of Citizenship is. What is the difference between the two, if your passport is issued ...
11
votes
1answer
428 views

Why does an airline include “seamen” in its list of special requests?

I was trying to book my ticket on-line with PIA when under the special request section I saw the request for a "seaman". What would be your best guess as to what this service entails? This site ...
9
votes
1answer
6k views

What exactly is a “No Objection Certificate” (NOC)?

In researching a potential trip in Pakistan on Wikivoyage I came across this term which is not well explained: The visitor should be aware of the ever changing rules regarding sensitive areas and ...
12
votes
2answers
14k views

What does “copy of itinerary” mean when applying for a Schengen visa?

The Italian consulate website says under requirements for a Schengen visa: Applicants for short term visas (up to 90 days) must also present an itinerary of their trip. What does this ...
25
votes
3answers
14k views

What does “SSSS” on my boarding pass mean?

When I checked in for my American Airlines flight from Costa Rica back to the States, I noticed that my boarding pass had "SSSS" printed across the top left corner. Nobody else in my party had this ...