Process Order Process Copy lines Copy lines process will help you to copy the Purchase order lines from any Purchase order. Create lines form Create lines form will help you to copy Requisition Details in Purchase order from any Requisition. Product search In the Purchase Order Header, the Product Search option in the Process button helps to search the product by a combination of Attributes that we already configured in the Product search configuration window. Generate Discount  This will help you to add discounts for all products under the PO line Tab.