This article explains some common actions users can perform with credits such as transfer customer credits to vendors, approve or reject credits, as well as reopen credits.
When you click on Invoice Details, in the Actions column for a particular order, the Order Details window will be displayed. From this window, you can see the order details in boxes, units, and hard goods and even choose the columns you want to see by clicking on the gear icon (click on the image to see the window detail).