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Purchase orders are commercial documents used to define the types, quantities, and prices for objects or services in a transaction. Use the steps below to allow for the use of and/or requirement of a purchase order.

## Allow purchase orders on a website

  1. Go to **Admin Console** \> **Administration** \> **System** \> **Settings**.

  2. In the search box enter and select **Enable Purchase Orders**.

  3. Validate **YES** is selected. This makes the **PO Number** field and **Payment Terms** options available in the **Payment Method** drop-down on the **Review and Pay** page. The default value is **YES**.

  4. Select **Save**.

## Require a purchase order to checkout

  1. Go to **Admin Console** \> **Administration** \> **System** \> **Settings**.

  2. In the search box enter and select **Require Purchase Order Number**.

  3. Validate **YES** is selected.

  4. Select **Save**.