# Waypoint Groups To accelerate your job on building your own traffic system Playable Vehcile AI contain some already builds groups of waypoint that you can use to create CrossRoads, Corners, etc... Right click in the hierachy window and go to **Playable Vehcile AI > Create Waypoint Group > ...** Each group is named descriptively example: 4 Roads 2x2 Lane CrossRoad means that the system will create an intersection with 4 roads that each contain two lanes The intersections includes red lights and "priority stops" placed where the car must give way to cars crossing in the other direction --- # 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://simons-assets.gitbook.io/playable-vehicle-ai-documentation/waypoint-groups.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.