This short document appears to be a brief message or note, possibly between individuals named Antes and Isidro Huerta. It cc's an individual named MohammadHasan and includes single words like "CÓMPRATE" and "Vender" that seem to indicate it involves some kind of purchase, sale, or trade.

1. Antes
cc: MohammadHasan - https://www.flickr.com/photos/27672879@N04
CÓMPRATE.
Vender,
de
Isidro Huerta