Here's Everything You Ever Needed To Know About Speed Limits

Surely you knows you're supposed to follow posted speed limits, but do you know how they're set in the first place?

A lot goes into setting speed limits, even if there's some disagreement over how the standard process works—which I detailed last month. If you want a quick refresher, though, here's a video that breaks down the basics.

Go forth now with your knowledge of road signs.