If you could choose only two things as a staple of any war movie, they'd probably be military jargon (like "roger" in military aviation) and hand signals. Whether it's Easy Company deep behind enemy ...

Question: I have some new drivers in our house. We got talking the other day and they didn’t know what “hand signals” were. Can you write about that to help inform others that might not be aware?

Driving school includes plenty of information that seems immediately useful, like who goes first at a four-way stop. But some of what's taught seems outdated, or perhaps even useless. Like hand ...