Comprehensive Proofreading in US English

My document needs a meticulous run-through in US English that addresses three specific areas: Spelling and grammar only, Clarity and sentence flow, and Formatting and consistency. The text is already drafted,... (Budget: $10 - $45 USD, Jobs: Copy Editing, Creative Writing, Editing, English (US) Translator, English Grammar, English Spelling, Google Docs, Microsoft Word, Proofreading, Word Processing)