They earn money to buy a their desired level of life style and economic security and they continue to work hard until they perceive that they have achieved their objective.

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Williams replicated the Series 1996 hundred-dollar note (aka the "New Note") and mimicked all of its security features, using a mix of old-style and high-tech tools.

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Amtrak trains go from city center to city center, and there's no airport-style security two features that make some business travellers willing to skip the friendly skies for the comfort of the rails.

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Olympic organisers, by contrast, keep crowds moving through airport-style security checks in part by having lots of workers and scanners.

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Some of the teams that guard U.S. officials in Iraq are provided by Blackwater Security Consultants, which backs them up with helicopters and specially built military-style armored vehicles.

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Passengers today are corralled through security followed by mall-like corridors of snacks and shops that are short on style and have all the ambiance of a suburban food court.

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With all the above boxes ticked, it is essential to have a plan once you have run the gauntlet of airport-style security -- there are 4, 000 Swiss troops in Davos this week -- and made it inside the newly-extended Congress Center with the correct color of identity pass.

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