I found these sigils at bus stops all over my city of Washington, D.C. Are these just random drawings by gangs of teenagers? Does anyone know who these sigils are intended for? I drew them again so they can be more closely examined.
If you notice the reddish-orange scribbles near the top and the top of the label of “Tito’s Handmade Vodka” (From Austin, Texas USA! 
)
If you look at the upper right of the bus stop ad, above the blue photo beside the lady with the purple backpack you’ll see some type of symbol. (My Metrobus came. Gotta hurry!)
Here I’ve drawn the sigils/markings I saw:
