[clamprecht]

Is this from personal knowledge? If so, can you explain how you know this?

I ask because I lived there for 5 years, and anytime I sold dollars for pesos, the cuevas (the place that does the exchange) were extremely picky as to which $100 bills they would take.

[raincom]

I learned it from this documentary: https://www.youtube.com/watch?v=qQano9BaJxg