Continue writing the next sentence in this paragraph:

How to properly write and format a book
Characters :
Flesh out your characters so that they will seem like real people. Get to know all the little details, such as their favorite color, their values, and their biggest fears. Most of these facts may never be mentioned; however, knowing them will allow you to know what each character would do in any kind of situation.
Plot : Before you write, formulate your plot. Splitting it into three major events can make it much easier to begin.