Middle school QB had a mustache, and 3 all needed their green cards checked.
Sir, relevant to another thread, you are now "0 for 3" in the game of "Spot the Mexican"
MOST Americans down here look like that, across hundreds of miles.
The way the Border Patrol does it is to get folks to say something, the way one pronounces English being as good as an ID in most cases.
Anyhoo... its easier to tell in person, besides the accent, Mexican Mexicans usually bear the signs of tougher living.
But I digress...
Birdwatcher
"...if the gentlemen of Virginia shall send us a dozen of their sons, we would take great care in their education, instruct them in all we know, and make men of them." Canasatego 1744
