English Book Proofreading & Editing by human (not AI)

I have a short manuscript—under 100 pages—written in English that now needs a meticulous once-over before publication. You will receive the file in an editable electronic format (Word or PDF, whichever you prefer)... (Budget: $10 - $30 USD, Jobs: Content Writing, Copy Editing, Editing, English Grammar, English Spelling, Proofreading, Typography, Word Processing)