Guest: NAIWE’s Ghostwriting Expert Claudia Suzanne Do you know about the polish step between the final rewrite and line/copy editing? It’s called Musical Line Editing (MLE), and it’s the ghostwriter’s secret ace-in-the-hole to transform a good manuscript. In fact, MLE is exactly the type of polish traditional publishers used to do on all their acquired titles, but now can only afford to do for high-end authors.