# FlowOS Guide > Enquiry to quotation, in one place. ## Docs - [Welcome](https://docs.flowtech-os.heizen.tech/): What FlowOS does for Flowtech, who it is for, and where to read next. ## Getting Started - [First sign-in](https://docs.flowtech-os.heizen.tech/getting-started/first-sign-in): How to sign in, what an office means, and how the rail is organised. ## The process - [The process](https://docs.flowtech-os.heizen.tech/business): How Flowtech's work runs in FlowOS — rules, journeys and features. - [System overview](https://docs.flowtech-os.heizen.tech/business/overview): What FlowOS is for, who uses it, the value it aims at, and where it stops. - [Roles and access](https://docs.flowtech-os.heizen.tech/business/roles): Who can do what, how offices work, and what Preview as is. - [Glossary](https://docs.flowtech-os.heizen.tech/business/glossary): Business terms as FlowOS uses them. Where that differs from everyday use, the difference is stated. - [Capability catalogue](https://docs.flowtech-os.heizen.tech/business/capabilities): What the business can do in FlowOS, grouped the way the work actually flows. - [Lifecycles](https://docs.flowtech-os.heizen.tech/business/lifecycles): The states things move through, who moves them, and what cannot be undone. - [Automatic behaviour](https://docs.flowtech-os.heizen.tech/business/automatic-behavior): What happens without anybody acting — including the important negatives. - [Connected systems](https://docs.flowtech-os.heizen.tech/business/connected-systems): What information comes in, what goes out, and what the business notices when each connection is unavailable. - [Business rules](https://docs.flowtech-os.heizen.tech/business/business-rules): The numbered rules the product enforces. Cite them from workflows and features. - [Limitations](https://docs.flowtech-os.heizen.tech/business/limitations): What still needs a person, what the rail has not opened yet, and what cannot be undone. - [Coverage](https://docs.flowtech-os.heizen.tech/business/coverage): What this handbook has not established, and who could confirm it. - [Changelog](https://docs.flowtech-os.heizen.tech/business/changelog): Business-visible changes to this handbook and to the process it describes. ### Workflows - [Enquiry to quotation](https://docs.flowtech-os.heizen.tech/business/workflows/enquiry-to-quotation): The main end-to-end process. Everything else in the product supports this. - [Collecting mail](https://docs.flowtech-os.heizen.tech/business/workflows/collecting-mail): How mail and attachments reach FlowOS from a Flowtech mailbox. - [Reading documents](https://docs.flowtech-os.heizen.tech/business/workflows/reading-documents): How attachments become text the rest of the product can work from. - [Processing a case](https://docs.flowtech-os.heizen.tech/business/workflows/processing-a-case): Reading a conversation end to end — documents, line items, parameters, products. - [Preparing a quotation](https://docs.flowtech-os.heizen.tech/business/workflows/preparing-a-quotation): From a read enquiry to a sent Flowtech quotation. ### Features - [Inbox](https://docs.flowtech-os.heizen.tech/business/features/inbox): The shared triage surface for everything Graph delivers. - [Message labelling](https://docs.flowtech-os.heizen.tech/business/features/message-labelling): How each message is typed, and when a reply puts work back in the queue. - [Mailbox management](https://docs.flowtech-os.heizen.tech/business/features/mailbox-management): Enrolling mailboxes, sync state, and what removing one does not delete. - [Line items and parameters](https://docs.flowtech-os.heizen.tech/business/features/line-items): How one enquiry becomes instruments, and how each value is marked stated, assumed or missing. - [Product suggestion](https://docs.flowtech-os.heizen.tech/business/features/product-suggestion): How the catalogue is scored against a line, and what the bands mean. - [Quotation builder](https://docs.flowtech-os.heizen.tech/business/features/quotation-builder): How a line becomes a complete order code, what is stored, and what actually sends. - [Pricing and totals](https://docs.flowtech-os.heizen.tech/business/features/pricing-and-totals): Rates, discounts, charges, tax, and why unpriced is not zero. - [Reference data](https://docs.flowtech-os.heizen.tech/business/features/reference-data): The catalogue, sizing tables, option menus, fluids and corrosion data every recommendation rests on. - [Parties](https://docs.flowtech-os.heizen.tech/business/features/parties): Customers and vendors, and why contact email is the join from inbound mail. - [Reporting](https://docs.flowtech-os.heizen.tech/business/features/reporting): Funnel, ageing and office performance — and what the audit log is for. - [Item Group Master](https://docs.flowtech-os.heizen.tech/business/features/item-groups): A product family — the menu, the variant axis, and why configuration cannot live on the item code. - [Item Master](https://docs.flowtech-os.heizen.tech/business/features/item-master): A released sellable code — one variant of a family, not the configured instrument. - [Decodification Master](https://docs.flowtech-os.heizen.tech/business/features/decodification): The family's option menus — how a model number is built, segment by segment, and why a code is positional. - [Product limitations](https://docs.flowtech-os.heizen.tech/business/features/product-limitations): Rated limits versus sizing — whether an instrument survives the process, and whether it can read the duty. ## Reference - [Capabilities on the rail](https://docs.flowtech-os.heizen.tech/reference/capabilities): Which screens are live in the signed-in app today, versus still a placeholder. ## Engineering - [AWS dev deployment](https://docs.flowtech-os.heizen.tech/engineering/deployment): How the dev environment is provisioned on AWS, and how a code change reaches it. ## Agent resources - [llms-full.txt](https://docs.flowtech-os.heizen.tech/llms-full.txt): The full Markdown of every page in one file. - [Page Markdown](https://docs.flowtech-os.heizen.tech/index.md): Append `.md` to any page URL to fetch that page as raw Markdown. - [JSON API](https://docs.flowtech-os.heizen.tech/api/docs/pages.json): Page index of the JSON docs API; each entry links the page's JSON and Markdown forms. Described by the OpenAPI document at https://docs.flowtech-os.heizen.tech/openapi.json. - [API catalog](https://docs.flowtech-os.heizen.tech/.well-known/api-catalog): RFC 9727 linkset of the APIs documented here. - [agent-readability.json](https://docs.flowtech-os.heizen.tech/agent-readability.json): Manifest of every agent-facing artifact on this site. - [Sitemap](https://docs.flowtech-os.heizen.tech/sitemap.xml): Every indexable page URL with its last-modified date.