As you as you enter your account on your first view your current orders which have not yet been sent will be displayed. In addition you will be displayed your current addresses. This is to give you a short overview of your current orders and you are able to see if any address data is wrong.
Owing orders
Here all orders will be displayed which have not yet been done. By having a look on the point "status" you will be informed continuous about the current state of the respective order.
Archive
The archive is listing up all orders that have been successfully completed.