AutoPilot

watches for one or more “Hot folders” and checks all documents and performs userdefined operations

AutoPilot is a plug-in product to automise several functions in Adobe Acrobat. Nevertheless it is not available as a seperate product anymore.
It is part of pdfAutoOptimizer Suite of tools to automatically flatten transparencies in PDF files within Acrobat Professional 7 or 8. For more information see pdfAutoOptimizer