you can use system access (folder security) to control which users can access which loclations. I don't see this as a part o NPrinting setup, but rather destination setup.
From NPrinitng end you can use Recipient Folders and SubFolders to controll where reports are sent.
cheers Lech, When applicable please mark the correct/appropriate replies as "solution" (you can mark up to 3 "solutions". Please LIKE threads if the provided solution is helpful to the problem.