# GPS navigation Different situations of using GPS navigation Your visitor will be notified at a distance between 150 m and 300 from the gps position indicated for the point of interest. 1\) The point of interest is a very large castle. Your visitors roam the city outside the castle. You must indicate the GPS coordinates of each POI visible directly by the visitor. 2\) A single point of interest in the center of the castle will not be notified to the visitor if it is too far away. 3) You give directions on a remarkable street which contains several POIs. Indicate the GPS coordinates of each POI on this street. If these POIs are less than 150 m away your visitor will see several notifications. he will choose the right one based on what he sees next to him. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://and-you.gitbook.io/guideo-customer-info/english-documentation-1/navigation/gps-navigation.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.