How specific can GPS track one's location?

Discussion in 'General GPS Discussion' started by Ricky23, Jan 3, 2015.

  1. Ricky23

    Ricky23

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    As titled above, giving an example like a people moving from a table to another in a canteen.

    And can GPS actually works on like a stadium which has roof but not completely isolated?

    Did the maps on GPS is depend on the creator of the system/apps want to insert it or not?
     
    Ricky23, Jan 3, 2015
    #1
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