— Clarity, Correctness, Conciseness, Coherence, and Completion (which would have been checked during an L/C edit) are looked at again in this stage to ensure they were edited fully.

— This usually happens in non-fiction books, but can also take place during the editing of a fiction book.

— Ensure that any information that directly corresponds with or mirrors reality is correct.

— Australian/UK “British” English rules v.s. American English rules for spelling, ‘re’ words, and hyphens

— No editor is perfect, so the proofread makes sure nothing was accidently overlooked or missed during the first two types of editing.