This section introduces a PDF package that contains multiple files grouped within a single PDF file. It highlights that Nuance PDF Converter Professional 5 and other recent PDF viewers can be used to view and work with these files. The package is designed for easy distribution, sharing, and organization of related files, while maintaining the original security settings for each document. It also notes that in older PDF viewers, the files are stored as attachments. For those without PDF packaging capabilities, it provides a link to learn more about PDF Converter Professional.This section introduces a PDF package that contains multiple files grouped within a single PDF file. It highlights that Nuance PDF Converter Professional 5 and other recent PDF viewers can be used to view and work with these files. The package is designed for easy distribution, sharing, and organization of related files, while maintaining the original security settings for each document. It also notes that in older PDF viewers, the files are stored as attachments. For those without PDF packaging capabilities, it provides a link to learn more about PDF Converter Professional.