what3words can help. It’s a free app that lets you pinpoint your location using a combination of three unique words. “We’ve divided the world up into 57 trillion 10 foot by 10-foot squares and then we’ve allocated each one of those squares a unique 3 word identifier,” said Giles Rhys Jones, Chief Marketing Officer for what3words. Because the system is so precise, instead of a broad street address, you could direct someone to the exact entrance to a large building, or the precise place you’re tailgating in a giant stadium parking lot. what3words’ iOS and Android apps work offline, without...