3 Miles is a trumpet. You can communicate with nearby 3 Miles users. You can user this app in the following cases:
1. There is an ongoing interesting action in your community. You inform people in the community
through 3 Miles.
2. You need tools to fix your sewer pipe. You could get them from nearby residents through 3 Miles.
3. You see a lost dog, you could try 3 Miles to find its owner.
4. You want to share news to local people.
5. You get lost in a unfamiliar place. You could get help through 3 Miles.
......
At the beginning, only people within 1500m can hear you. If people like you, you can cover wider...