This will let the author know if he or she has set the reader's expectations appropriately. V. Comment on characters and characterization. Comment on dialogue and dialects. Comment on the story setting. Comment on the flow and pacing of the story.
Long paragraphs slow the tempo down.
Short paragraphs speed it up. A. Identify for the author paragraphs where more than one POV is present. If they aren't using a third- person omniscient POV, these paragraphs will need fixing. Comment on wordiness. These often flag verboseness.