When clicking the WAITING menu item for either company you get to the Order List View.

You can change the filter month or year from the respective drop downs.  You can also toggle this off by clicking the checkbox to show all items that are in that category.

The list view is arranged in rows and columns showing the most pertinent data of Line Items for easy review.  There are useful actions you can perform to interact with the presented data.

Sort the list by clicking the column headings.  To toggle the sort order click the column heading again.

Action items include the Line Item ID and Insertion Order ID buttons.

Clicking either of these takes you to either the Line Item Detail View or the Insertion Order Detail View, which includes all related Line Items as part of that IO.