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

# Invoices

### Definition

An invoice in a property management system is a billing document issued to a guest or a booking agent. It summarizes the charges for a stay or service.

### Purpose

Invoices serve as the billing record for the property. They drive the collection and accounting processes.

### Relationships

* An invoice belongs to a customer.
* It references one or more orders or services.

### Endpoints

| Method | Endpoint                                                                                 | Description               |
| ------ | ---------------------------------------------------------------------------------------- | ------------------------- |
| GET    | [get-invoices-pms](/api-reference/endpoints/property-management-system/get-invoices-pms) | Retrieve all PMS invoices |