Heh
Someone was looking for my house in Lee's Summit and ended up in Blue Springs because they simply didn't type in St. at the end of the # line in the address.
Actually, I may have to invest in one one of these days. If I'm stuck in traffic, looking for an alternative route, one simply cannot unfold a map and peruse it while creeping along in traffic. You'd have to stop completely and people would get a bit upset with you.