Once inside the building, suited WEF officials diligently check ID badges to ensure delegates -- or digital producers for that matter -- don't walk into the wrong areas.

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If they don't have a frequent-flier ID card, travelers check in online or at kiosks and get a bar code on a printed boarding pass or on a mobile phone, just like at other airlines.

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To join the site students must email a scan of their student ID, which Dierstein will visually check.

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Vamosi says that instead of paying for an ID theft prevention service, users should check their own credit every three months or so.

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Pretty much you bring in your check, show the clerk a valid ID, then on this little machine, I believe is also used for swiping credit and debit cards, the customer inputs their social security number.

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She says as it is undocumented immigrants living in the city without two forms of ID are paying high prices to get their paychecks cashed at corner stores and check cashing businesses.

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People can now check in for a domestic flight from any location, and they simply show their photo ID at the gate as they board the plane.

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