# Creating Digital Twins/Props

Depending on the tracking system of your choice e.g Optitrack, Vicon, Vive Trackers, we recommend that you follow the instructions provided by the corresponding vendors to understand how to create digital twins.\
\
E.g for Optitrack check out <https://docs.optitrack.com/quick-start-guides/quick-start-guide-getting-started>\
\
If you need more tips & tricks feel free to contact one of our representatives.\ <br>


---

# 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://docs.existent.com/documentation/v0.0.2/guides/adding-tracked-objects/outside-in-optitrack-vicon-setup/creating-digital-twins-props.md?ask=<question>
```

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.