As per our conversation (ITC Review) about Ctrl+Home and other keyboard combinations, here are two documents: one for Windows users, also downloadable from the ITC course page; one for Mac users, also downloadable from the ITC blog tag (this post).
Windows Hotkeys Cheat Sheet
.docx
Download DOCX • 16KB
Mac Hotkeys Cheat Sheet
.docx
Download DOCX • 17KB