Obtaining money has little idiosyncrasies in every part of the world. In the Caribbean for example, it's easy to obtain money in US dollars, but hard to get anyone to break any of the bills the ATM machines give out. When I was in Costa Rica, we had issues because many bank machines only allowed 4-digit pins, while some banks in Canada (notably Royal Bank at the time), used five digit pins. So we had to drive nearly 60 minutes out of town to find a bank machine that would take five digits. Buenos Aires is no different, although the situation is slightly better. I commented on another post how ...