I knew I would be out of practice (it has been 4 years) for when we started traveling again.......but basic "help question" :
Looking at our Global Entry cards, re: our Trusted Traveler Numbers to use for airline reservations, am I correct that the number to use is the 9-digit number in the upper left corner of the back of the card (the one in smaller type)?
I feel like I am entering kindergarten................