You can have them scan them on your phone.
Yes print them then they scan them right in front of the elevators inside. You start on 4th floor and work your way down. I'd suggest you take 2 days, it takes over an hour per floor and it's mentally exhausting.
Sometimes phone scanning doesn't work. I would play it safe and print them as well.
They can scan the barcode off of your phone.
You can have them texted to your phone or print them.
You can have them scan on your phone
They have phone scanning
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