Update README.md

keita-makino · Mar 6, 2024 · e107cef · e107cef
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@@ -82,3 +82,7 @@ Qualtrics.SurveyEngine.addOnReady(function () {
   });
 });
 ```
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+## Notes
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+This package relies on the [Mapbox Geocoding API](https://docs.mapbox.com/api/search/geocoding/) for forward and reverse geocoding. The API is free until 100,000 calls per month but will charge after that, so please note that if you target a *very large* project.