The use of tablets and monitor screens on stage are becoming increasingly popular. Having the option to create your own PDF versions of the arrangements is particulary useful. During the print process there is an opportuity to 'print' to PDF. The latest computer based operating systems for both PC (Win 10) and Mac OS have an inbuilt PDF option.
For PC users, just choose File ->Print from any application, and then print to the "Microsoft Print to PDF" option as your printer.
PC users running the Windows 8 operating system (or earlier) will need to install third party software to provide the ability to print PDFs. Fortunately, there are a variety of free PDF printers available online.