# Project Creation ## Project Creation ## About Projects In Ptengine, a "project" is a unit for managing a website or group of websites that are targets for analysis and implementation of measures. A dedicated measurement tag is issued for each project, and data measurement and user management are performed. Depending on your plan, you can register multiple domain sites in a single project You can invite and configure viewing users and administrative users for each project ## Creation Guide When you log in to the management screen for the first time, a project creation guide is displayed. ### About Project Numbers: New plan (purchased after June 1, 2021): Unlimited project additions Legacy plan: Project additions are treated as an option (for details, contact ) 🔄 How to Switch Projects: --- # 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://helps.ptengine.com/en/getting-started/quick/create-project.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.