The POI details differ in accuracy from area to area. My data hasn't been updated in a few years, but it is quite accurate. Pretty much any nav has accurate data for Los Angeles, for whatever the reason.

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2009 E91 Montego Blue w/ Gray Dakota 6AT ZPP/Logic7/Sirius/Idrive/Butt warmers/6FL/PCD/CA/6NL/Xenons