Various levels of editing:
- Proofreading: A “final catch” for grammar, punctuation and spelling errors—everything you think you covered already.
- Copy editing: Correcting grammatical errors, punctuation, spelling, verb tense, word choice, sentence structure, improving clarity
- Heavy copyedit: All of the above, including rewriting, and looking for “big picture” issues such as structure, overall clarity and organization
- Academic editing: Assuring adherence to styles such as APA, MLA, Chicago