# Introduction "CalWin is among the strongest and most flexible software solutions for door and window manufacturers" CalWin is a software solution that can be used by both small businesses and large corporations with many production locations. A large number of optional modules allows our customers to tailor CalWin to their specific needs. CalWin is characterized by a high level of functionality and usability. It contributes to improved efficiency, rational operations and improved profitability. CalWin is used by manufacturers in several countries and can be installed in a number of languages. CalWin contains all required functionality for window and door manufacturers, from sales management and stock control to production management and logistics. CalWin can also export data to other formats, allowing exchange of data with other software solutions. ![](https://2257192836-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-McOygQ_ZnVAlhUxs0U-%2F-McOymCNSSZeWVPDTFJY%2F-McOzkRGok22Zd_F_uSv%2F2021-01-28_15-05-25%20Flip.png?alt=media\&token=01388fef-42af-4308-95e0-fb6ab06c243b) --- # 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.calwincloud.com/master.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.