If you want to follow along, you can download the project files used in this course by clicking on this image:
<IMG Download Files>
Or by clicking on this link: Download Project Files
http://www.2danimation101.com/wp-content/uploads/2016/11/Illustrator-Essentials-For-Character-Design-PROJECT-FILES.zip
That's it! 
If you have no idea how to extract the files from a ZIP file, check one of these tutorials.
How to unzip files on Windows 7
https://www.youtube.com/watch?v=LVwAlaEWdys
How to unzip files on windows 8 and 10
https://www.youtube.com/watch?v=6ISxgrCOwok
How to unzip files on Mac
https://www.youtube.com/watch?v=9FO_qmtAy20