Remember where guards sent you when you ask for directions, by putting a pin on your map.
Scan for rare mobs so you can find them and their loot
Officially a HandyNotes plugin for the Midnight expansion, showing where everything is: treasures, rares, achievements, secrets
The original HandyNotes source for where things are in Battle for Azeroth
Officially a key source of knowledge for where things are in the Shadowlands, in HandyNotes