# First setup First, add a new website from [our website](https://app.metrical.xyz/new). After that, you will receive a UUID code that identifies your website's visits on Metrical. Then, open your HTML file and include these two lines at the end of your `` ```javascript ``` ## How about Single Page Apps? ✨Our script is ready to use also for Single Page Apps (React, Angular, Ember, Vue...)! Just include the script at the end of the `` and every changes to the history object will be tracked. --- # 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.metrical.xyz/developers/how-to-start-tracking-users.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.