Here are the suspicious signs that TSA agents look out for, and score, to spot potential terrorists at screening points..
The checklist identifies behaviors that the TSA thinks indicate stress or deception.
Known as the Screening of Passengers by Observation Techniques, or SPOT. The program employs specially trained officers, known as Behavior Detection Officers, to watch and interact with passengers going through screening.
So, if I were you, I wouldn’t do these things when going through TSA security checks.