In an Enterprise Resource Planning (ERP) system, there are several different types of orders that can be used to manage various aspects of the business. Here are some of the most common types of orders in ERP:

Sales order: A sales order is created when a customer places an order for a product or service. It includes details such as the customer's name and contact information, the product or service being ordered, quantity, price, and delivery date.

Purchase order: A purchase order is created when a company needs to purchase goods or services from a supplier. It includes details such as the supplier's name and contact information, the product or service being ordered, quantity, price, and delivery date.

Work order: A work order is created to manage the production process of a product. It includes details such as the materials needed, the production process steps, and the production schedule.

Production/Manufacturing order: A production or Manufacturing order is created when a company needs to manufacture a product. It includes details such as the product to be produced, the quantity, and the production schedule.

Transfer order: A transfer order is used to move inventory from one location to another within the company's warehouse or distribution center.

Service order: A service order is created when a company needs to perform a service for a customer. It includes details such as the customer's name and contact information, the service to be performed, and the service schedule.

These are just a few examples of the types of orders that can be used in an ERP system. The specific types of orders used will depend on the nature of the business and its operations.