After running the Pro Tools installer, the documentation for the Digi-distributed plug-ins should already be on your hard drive here:Digidesign ->Pro Tools ->Release Notes & Documentation ->Plug-In Notes & Documentation ->-Digidesign Plug-Ins Guide.pdf-Digidesign Plug-Ins Read Me.pdf-Virus Guide.pdfThe others are included in the HDpack downloads: www.digidesign.com Bomb Factory Classic Compressors documentation is included in the download folder:BF Classic Compressors HDpack ->-BF Classic Compressors.pdfThe PitchDoctor manual is automatically installed in the Wave Mechanics folder by the installer. The default location is on your hard drive:Wave Mechanics ->Manuals ->-PitchDoctor v 2.7.pdfAll of these are included on the HDpack CD, but the Digi manuals are not included in the downloads, since they are already on the 5.3 and 5.3.1 CDs.