> Running the following command in shell:
> Work:Utilities/PPUnpack1.0/ppunpack infile outfile
> Gives me a can't open input file message
> In my case my Mods are at Work:Audio/Mods/

infile is a placeholder for the path to the file you want it to decrunch (Work:Audio/Mods/<filename>), outfile is a placeholder for the path to the file you want it to save the decrunched MOD to. You get the error message because it can't find any file called 'infile'.