A Manifest Generation icon is provided in the WMS. When the Manifest generation icon is clicked, a Suitelet page is open to enter the waybill number or scan the QR Code in the Shipping Label. Multiple IFs can be listed. On clicking the Generate button, a custom record is created for the Selected IFs and is linked to the IF records. A print manifest button is provided in the custom record. On clicking the Print Manifest button, a Manifest PDF is generated.