In Purchase Invoice in the "Document Detail" press button "Add New". Opens Goods Directory. In the directory, select a goods that must be added to invoice. Purchase Parties Editor opens.

Quantity

Quantity of goods, which accounted for. When you open the editor in this field is the default number (from the item card).

Purchase Price

The purchase price of the goods. You can enter manually or select from a list of purchase prices of previous Purchase Parties. A list of purchase prices opens by clicking "...", near the purchase price.

Sale Price

Retail price of the goods. You can enter the price manually or by clicking on the button "...", install any of the reference prices for this Good.