Originally Posted by
TravelinSperry
This is a good idea. Two questions - does this work in any other South American countries? And, for Argentina - where do I find this grey market?
Venezuela, but maybe not the best idea to visit now.
You get the blue market rate in Buenos Aires by using the money changers on the street (technically not legal but everyone does it). Calle Florida is the most popular place. Using ATMs or credit cards will get the official rate.