Including Line Items in an Invoice {#invoicing-services-line-items}
===================================================================

You can itemize invoices by including the line item fields in your request when you create, draft, and update an invoice.  
*Line items* are used to include information about your customers' purchases. Information can include product name, quantity, and price.  
Line items are included in a request in the lineItem\[\] array request field.  
You can include the line item fields in these requests:

* [Create a Draft Invoice](/docs/vas/en-us/invoicing/developer/all/rest/invoicing/invoicing-services-intro/invoicing-services-create-draft-intro.md "")
* [Create a Deliverable Draft Invoice](/docs/vas/en-us/invoicing/developer/all/rest/invoicing/invoicing-services-create-draft-dlvr-intro.md "")
* [Create and Send an Invoice Immediately](/docs/vas/en-us/invoicing/developer/all/rest/invoicing/invoicing-services-intro/invoicing-services-create-send-intro.md "")
* [Create an Invoice without Sending it](/docs/vas/en-us/invoicing/developer/all/rest/invoicing/invoicing-services-intro/invoicing-services-create-intro.md "")
* [Update an Invoice](/docs/vas/en-us/invoicing/developer/all/rest/invoicing/invoicing-services-intro/invoicing-services-update-intro.md "")

These fields are required for each line item in your request:

orderInformation.lineItems\[\].productName
:

orderInformation.lineItems\[\].productSku
:

orderInformation.lineItems\[\].quantity
:

orderInformation.lineItems\[\].totalAmount
:

orderInformation.lineItems\[\].unitPrice
:

These fields are optional for each line item in your request:

orderInformation.lineItems\[\].discountAmount
:

orderInformation.lineItems\[\].discountRate
:

orderInformation.lineItems\[\].taxAmount
:

orderInformation.lineItems\[\].taxRate
:

Example: Including Line Items  
This excerpt from a request shows three valid line items.

```
{ 
  "orderInformation": {
    "lineItems": [
      {
        "productSku": "ABCD1234",
        "productName": "First line item's name",
        "quantity": "20",
        "unitPrice": "12.05",
        "discountAmount": "13.04",
        "taxAmount": "0.0",
        "taxRate": "0.0",
        "totalAmount": "247.86"
      },
      {
        "productSku": "EFGH5678",
        "productName": "Second line item's name",
        "quantity": "20",
        "unitPrice": "12.05",
        "discountAmount": "13.04",
        "taxAmount": "0.0",
        "taxRate": "0.0",
        "totalAmount": "247.86"
      },
      {
        "productSku": "IJKL9999",
        "productName": "Third line item's name",
        "quantity": "20",
        "unitPrice": "12.05",
        "discountAmount": "13.04",
        "taxAmount": "0.0",
        "taxRate": "0.0",
        "totalAmount": "247.86"
      }
    ]
  }
}
```