To access the Invoices page, go to Products & Payments > Invoices. The standard views on this page include:

Reassign Purchaser:

Displays all records assigned to the ***Default, Contact***, which need to be reassigned to an appropriate Contact record.

Not Paid in Full:

Displays any records where the Invoice Status is not Paid In Full.

Assigned Paid in Full:

Displays any records where the Invoice Status is NOT Paid In Full and the Invoice Total field and Amount Paid field match.

Out of Balance Invoices:

Displays any records that have an Invoice Total that is out of balance with the sum of the line totals on the associated Invoice Detail records.