The old west was about as SHTF as it gets. The most incredible part of this time period was the façade that our ancestors struggled to keep up. While they were fighting off Indians and robbers as well as cholera and other illnesses the dressed so well. The women were in nice dresses, their hair up in a bonnet. The men all wore hats and seemed better dressed than most of the population today. It was a very interesting time and there is something to learn from this period.
This article walks through a few skill sets that were commonplace in the old west. While you wont find yourself in need of solid whip skills something like having a well trained road agent would be a great benefit in a SHTF scenario where looters will be highly active.