Notes indicate an expansion on the surrounding text. Pro Tips are short sidebars.
Note
This is a note. It contains useful information about the topic at hand, often highlighting important concepts or best practices.
PRO TIP
Indicates a piece of advice that could only be provided by someone who is a YouTube professional. Alan and Michael are both YouTube professionals; that is, they have been paid for their artistry, either on YouTube or in the making of film, music, books, and videos. A pro tip is a tip from someone who knows how to make money on YouTube.