# Introduction Here is a User Manual that will help you **use SIGNIUS Professional** remote document signing platform. You will find here simple and clear step-by-step instructions, including how to log in, upload and send documents for signing, sign and download them, and much more. We also present **Administrator Panel** and its functionalities - available in the **Business PRO plan** option. To facilitate a quick understanding of the processes, the text instructions are supported by images and short videos from the platform. *** The SIGNIUS Professional portal was designed and developed to simplify the process of documents signing. It allows you to sign them quickly, conveniently, securely and fully remotely - from any location and device with Internet access. --- # 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.signius.eu/signius-professional-platform-en/introduction.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.