# Faspay Billing Faspay Billing allows you to create email invoicing that will let you to collect payment with various channel. Use this advance payment tool to grab your offline order sorted in more sophisticated form. Track down your invoices with our dashboard, paid or pending. The best part is that no integration is required. --- # 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.faspay.co.id/getting-started/untitled.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.