"Not only do we have to use the right font, but the spacing between the letters has to be within a minimum-maximum range," Jones said. The signs are also federally mandated to be in "Highway Gothic" ...

As a boy, Gary Yau would cruise around Hong Kong in the back seat of his parents’ car. What caught his eye was not a toy shop or playground, but road signs. After he got home, the four-year-old ...