Its useful to locate friends during hunts or enemies during wars. Note that when you are trying to exiva a Community Manager you cannot use the ~ symbol. Since the 2007 summer update, using the spell on a character who is offline, do not exists or is ambiguous, will still consume 20 mana. In other words, casting this spell will always cost mana, working or not.

Results explanation *
When the player you exiva..

• is 1 to 4 squares away: [Player] is standing next to you.
• is 5 to 100 squares away: [Player] is to the north/east/south/west.
• is 101 to 274 squares away: [Player] is far to the north/east/south/west.
• is over 275 squares away: [Person] is very far to the north/east/south/west.
• has moved 5+ squares in any direction away from directly south, north, east or west of you: [Player] is to the north-west/north-east/south-west/south-east.

_{* From Sonoroman's article on Tibianews.}

The exiva spell is not working as a circle like most of the people think, it's working in a square like Bendergender proved in this program:
The purple square marks the normal range "... is to the ..."
The red square marks the far range "... is far to the ..."
Everything beyond the red area means the target "... is very far to the..."