Organisation Administrators can provide a message that will be shown to Requesters during Purchase Order creation.
This is how you set up instructions for NetSuite Purchase Order Requesters
In the main menu, select your Organisation and go to Approval workflows under Workflows and settings. Open the respective workflow:
Click on the Gear icon to open the workflow settings. Type in the message that will be shown to Requesters when they create a new Purchase Order.
If you don't want Requesters to see any instructions, then leave this field blank:
Apply your settings by clicking on SAVE in the upper right-hand corner of the Workflow Settings window, then update the workflow.