The simplest way to talk about location

Street addresses aren’t accurate enough to specify precise locations, such as building entrances, and don’t exist for parks and many rural areas.
This makes it hard to find places and prevents people from describing exactly where help is needed in an emergency.

what3words app

Master basic app actions, explore useful functions, give pro features a go, and discover new ways to use what3words with these step-by-step videos.

https://what3words.com/how-to-use-the-what3words-app