ios - How to get location without GPS? -

say want know true heading. need inaccurate estimation of location. how without gps? should specify @ cllocation doesn't use gps.

how ensure arrow sign doesn't show on status bar if not use gps anyway? lest customers think gps on.

that decision os. can hint don't need accurate positions setting desiredaccuracy property non-accurate value. lowest cakcllocationaccuracythreekilometers`. or can use significant location change events instead (google it), i'm not sure work on devices without cellular radio. pretty way ipod touch or non-3g ipad know location via gps. that's need think about.