I think that whitespace and font style, are the two essential points when making readable documents. If I were to teach someone how to make a good and readable document, I would teach them how to balance everything in the layout of their document. The reason, I think font style and whitespace are the most important things, is to consider when writing a document is the font style is what they see and read. Which includes the color and size of the font. The whitespace helps with the layout of the words or images that are on the document. In the article called 10 principles for Readable Web Typography by Matt Cronin He talks about how the whitespace can separate everything on the page and makes it easier to read, if it has a lot of
