Do you rewrite anything?
No. You get a report and comments telling you what is not working and why, and the rewriting is yours. That is both an integrity requirement and the only way the changes end up defensible.
This comes up on Developmental Editing, where it is answered in the context of the work itself.
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Ask us the actual question
Send the draft, the rubric or the score report with it. You get a real answer and a price before you commit to anything.