Question: In commercial aviation, what is the system where in-flight food or beverages are able to be purchases after being issue the document or electronic record by the airline?
Sentence (from "Douglas Hofsass"): Hofsass served at the Transportation Security Administration from 2002 until 2013, including several years working directly for Administrators John S. Pistole, Kip Hawley and Gale Rossides.
Relevant evidence: No