Aaron H

"Please stop on red, and yield to pedestrians in the crosswalk."

"Please watch your step as you exit the moving walk."

"If you use your NEXUS card, be prepared to explain what it is and for someone to go verify its acceptable nature."

"There are no millimeter wave or backscatter x-ray machines at this checkpoint."

"You will walk outside to board or deplane at this gate."

"Verizon Wireless service is spotty indoors."