International
trade
It's possible to look after national security without slowing down trade because importers have to include: manufacturer name and address, seller name and address, container stuffing location, consolidator name and address, buyer name and address, ship to name and address, importer of record number, consignee number, country of origins of the goods, and six-digit commodity harmonized tariff schedule number.
plane procedures: scanned by metal detectors
x-ray machine
explosive detection
baggage detection
train procedures: random passenger and carry on baggage inspection
on board security checks
identification checks
checked baggage screening
k-9 units
police officers guard