It's definitely a real border. Nexus is a frequent traveler program that allows you to go through pre-screening by both border control agencies all at once instead of having to do on site every time you cross. Basically if you can produce a Nexus card they know you already have a passport.
no subject
https://www.cbp.gov/travel/trusted-traveler-programs/nexus
It's definitely a real border. Nexus is a frequent traveler program that allows you to go through pre-screening by both border control agencies all at once instead of having to do on site every time you cross. Basically if you can produce a Nexus card they know you already have a passport.