Map Me enables you to…
...let your friends know where you are.
...find out where your friends are.
...know which of your friends are around.
...see how far your friends are away from your current location.
...create hangouts directly on the map to meet friends for example in a pub or café and see how far they are away from it.
...quickly send an emergency SMS, which automatically informs your friends about your current location.
Continued use of GPS running in the background can dramatically decrease battery life.