on duty, in uniform and badged: if there is no dedicated employee line, then they should be going to the front of the line cuz afaic, if they don't get thru a long security line, my flight might get cancelled

(but n.b. [and not to provoke another discussion

], they should be polite about moving tot he front of the line as am i when i let them in line in front of me)
if not in uniform (i.e. on v/c or off duty) but badged, then no-they are geese just like us
edited to add: welcome to flyertalk ^. your life as you now know it is over

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