# Modify an order

Use this endpoint to modify certain aspects of an accommodation order, such as credit card details, checkin/checkout dates, and room configurations (guest allocation, guest names, and smoking preferences). See the Orders modification guide for examples and best practices.

Endpoint: POST /orders/modify
Version: 3.2-Beta
Security: BearerAuth

## Header parameters:

  - `X-Affiliate-Id` (integer, required)
    Include here your Affiliate identifier number