Ny place to download Apple Configurator 1.3

Apple has a whole section of their support site for deploying iPads "to the Enterprise". What you'll likely find the most useful are the items about the Apple Configurator, which is a free app (available here) for managing and configuring large numbers of iOS devices.

You may also be interested in this Ars Technica article about iOS 6's management features.

Got it.

Open the XML file in TextEdit (or some other XML editor of your choice).

Scroll to the very bottom.

Look for: PayloadDisplayName Orig Profile PayloadIdentifier orig.profile

Change these two instances Orig to Dup or some other unique name. Save file. Go to configurator > import > point to file - it imports as 'dup profile' with all other settings in tact.

(I suppose you could also make XX copies of the XML file and edit each one, but it is easier just to leave the file open in TextEdit, make a change, save, import, make a change, save, import, lather, rinse, repeat.)