Here you can learn about how to show the customer Purchase Order number in Invoice Report.
1. Login with Fresa Gold, Open a Job/Shipment (Fig.1).
Fig.1
2. Click Edit icon of the client organization (Billing Party) in the Organization Tab (Fig.2).
Fig.2
3. Select the Reference type as Purchase Order number and enter the Purchase order number and click Save changes button (Fig.3).
Fig.3
4. Now if you generate a invoice report the Purchase order number of the billing party will reflect in the report (Fig.4).