# Billing

### Billing

This option allows the registration of a bill when an inventory item is sold.

**Customer**

Enable from the list of customers the one that you are making an invoice for.

**Invoice**

The system automatically generates an invoice number. This number begins at 1000001 and increases by one each time you are making a new invoice.

**Date**

Enter the date of the invoice. The default date is today's date.

**Location**

Enable the appropriate provenance of the inventory stock.

**Invoice**

Display the invoice number automatically generated by Maitre'D for this invoice.

**Customer**

Displays the customer name to which the invoice is billed.

**Date**

Displays the date of the transaction.

**Discount**

Displays the discount rate assign to this customer. This discount rate is specified in the customer records and automatically discounts the price of the items included on this invoice.

**Details**

The Detailed section displays the list of inventory items included in the invoice.

**Sub Total**

Displays current items total before tax.

**Tax1,Tax2**

Displays tax amount applied to this invoice.

**Total**

Display Invoice total.

![Button - Add](https://documentation.payfacto.com/POS/MaitreD/Fulldoc/assets/images/MaitreDCommon/Buttons/MDButton-Add.jpg)

Enable Add key to add an inventory item to the invoice.

![Button - Modify](https://documentation.payfacto.com/POS/MaitreD/Fulldoc/assets/images/MaitreDCommon/Buttons/MDButton-Modify.jpg)

Enable Modify key to access the current highlighted inventory item.

![Button - Delete](https://documentation.payfacto.com/POS/MaitreD/Fulldoc/assets/images/MaitreDCommon/Buttons/MDButton-Delete\(Consolas\).jpg)

Enable Delete key to remove the current highlighted inventory item.

**Item**

Select an item from the list.

**Quantity**

Enter the quantity you are selling.

**Price**

This field displays the selling price that was programmed in the inventory item. You can always enter a different price.

[![Report Link](https://documentation.payfacto.com/POS/MaitreD/Fulldoc/assets/images/MaitreDCommon/ReportLink.png)](https://documentation.payfacto.com/POS/MaitreD/Fulldoc/Chap11_InventoryManagement/Help/RBilling.htm)