Developmental editing is a form of writing support that comes into play before or during the production of a publishable manuscript, especially in the area of non-fiction writing. Developmental editing involves "significant structuring or restructuring of a manuscript's discourse".
I'm a paragraph. Click here to add your own text and edit me. It’s easy. Just click “Edit Text” or double click me and you can start adding your own content and make changes to the font. Feel free to drag and drop me anywhere you like on your page. I’m a great place for you to tell a story and let your users know a little more about you.
Proofreading is the reading of a galley proof or an electronic copy of a publication to detect and correct production errors of text or art. Proofreaders are expected to be consistently accurate by default because they occupy the last stage of typographic production before publication.