For PC users: We recommend using an application such as WinRAR to extract the sheet
music and MIDI files out of the rar file. You can download the application here:
https://www.rarlab.com/download.htm
Apple, iphone, ipad users:Once you have extracted the file using the app stated above
you should be able to view the PDF file directly within the app or in an app called iBooks
which comes as standard with Apple Inc devices