> ## Documentation Index
> Fetch the complete documentation index at: https://docs-pos.solya.app/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> Quick definitions of the terms used across the Solya POS Centrale, Caisse and API.

A quick lookup for the terms used throughout these guides. See
[Core concepts](/en/getting-started/concepts) for how they fit together.

| Term                       | Meaning                                                                      |
| -------------------------- | ---------------------------------------------------------------------------- |
| **Banner (enseigne)**      | The commercial brand grouping your stores; single-banner in the pilot.       |
| **Region**                 | An organisational grouping of stores, used for roll-ups and reporting.       |
| **Store**                  | A physical point of sale that holds stock and runs cash sessions.            |
| **Fleet / device**         | The registers and peripherals belonging to a store.                          |
| **Register / till**        | A point-of-sale device running the Caisse app.                               |
| **Product**                | A sellable item defined in the catalogue, priced HT (excluding tax).         |
| **Unit / SKU**             | The concrete variant of a product that is counted and sold.                  |
| **Brand**                  | Catalogue master data attached to products.                                  |
| **Taxonomy**               | The category and attribute axes that classify products.                      |
| **Kit**                    | A bundle product that resolves to component units.                           |
| **Reference price**        | A product's master price, before any store override.                         |
| **Store price**            | A per-store override of the reference price.                                 |
| **Markdown**               | A temporary price reduction on a product.                                    |
| **Promotion**              | An automatic price rule (e.g. buy-X-get-Y, percentage off).                  |
| **Coupon**                 | A single or batch-issued code a customer redeems.                            |
| **Inventory / stock**      | On-hand quantity per unit per store.                                         |
| **Cycle count**            | A physical count that reconciles system stock with reality.                  |
| **Write-off**              | Stock removed for loss, damage or shrinkage.                                 |
| **ATP**                    | Available-to-promise: stock available to sell across the network.            |
| **Transfer**               | Stock moving between two stores.                                             |
| **Purchase order (PO)**    | Stock ordered from a supplier.                                               |
| **Return-to-vendor (RTV)** | Stock sent back to a supplier.                                               |
| **Order (OMS)**            | A customer order captured centrally and routed to a store.                   |
| **Sale / transaction**     | A completed checkout.                                                        |
| **Cash session**           | A till's day, from opening float to close.                                   |
| **Network finance**        | The consolidated cash ledger across all stores.                              |
| **Deposit (bank)**         | A batch of cash reconciled and sent to the bank.                             |
| **FEC**                    | The French fiscal accounting export (Fichier des Écritures Comptables).      |
| **NF525**                  | The French fiscal compliance standard for cash-register software.            |
| **Customer**               | A person in the directory with purchase history and consent.                 |
| **Segment**                | A filter-defined group of customers.                                         |
| **Loyalty account**        | A customer's points balance and ledger.                                      |
| **Gift card**              | A stored-value payment instrument.                                           |
| **Store credit / avoir**   | Value owed back to a customer, usable on a future purchase.                  |
| **Quote (devis)**          | A priced proposal that can be sent, accepted and converted to a sale.        |
| **Campaign**               | An outbound marketing send to a customer segment.                            |
| **Scope**                  | A `pos.<domain>.<action>` permission string that gates an action.            |
| **Elevation**              | A PIN-confirmed manager override for a sensitive till action.                |
| **HT / TTC**               | Excluding tax / including tax (French: hors taxes / toutes taxes comprises). |