# Attack & Serve Speeds

In this tutorial you will learn how to:

1. Set up the **speed overlay** visual by setting your court corners:

You can click on the 'Setup' tab, and choose ' Setup court corners', or follow the steps in the video below!

2. Track your **attack and serve speeds** by filtering on all attacks or serves and see the speed listed on the righthand side of your video player!

<figure><img src="/files/jAvd7AgLSn3Swn5bKmpp" alt=""><figcaption></figcaption></figure>

[**Set Your Court Corners** ](https://academy.balltime.com/video-breakdowns/how-to-set-court-corners)


---

# 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://academy.balltime.com/video-breakdowns/attack-and-serve-speeds.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.