# Introduction The Simax invoicing module offers complete management of different types of invoices. It can process invoices for orders and delivery notes, either individually or in batches, as well as project-based invoices and expense reports. The module also includes credit management to adjust invoiced amounts and provides invoice statements for transparent customer account tracking. This flexibility facilitates transaction management while meeting the specific needs of customers and the organization. --- # 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://doc.simax.fr/documentation-simax-anglais/invoicing/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.