An important service for all writers is good copy editing & proofreading. This kind of editing should be the last stage before publication. If you are having a line edit done, that should come first.
The goal of copy editing & proofreading service is to clean up the final version of your book. Many people separate the terms, but we’re putting them together since most copy editors also do proofreading nowadays.
What kinds of things does this edit cover?