Originally Posted by
SAPMAN
I guess I can pick up the Arg pesos at any Western Union in B.A., or are their some offices that are better (less crowded or have enough pesos for $500 US sent)?
No, not all will (or were unwilling to give me). Take a look up for the one I'd gone to; you'll have to wait in line a while, but I'd done a total of $750USD without issue.