When it comes to hanging flags outside your home or business, you probably don’t think very much about what you’re going to display: after all, most people consider it a basic tradition to hang American flags and not much else. But while honoring our nation’s historic legacy is a great decision, it isn’t the only option you have. Why not hang some custom flags as well? Custom flags can serve a number of purposes: they can be customized flags that depict a family crest or cultural marker. They can be printed with humorous sayings, group symbols, or messages. And if…