Native American Proofreader for a short letter

Job ID: 34367691

Budget: $10 – $30 USD

I have a small business letter which is 200-300 words long and need to check the Grammar, Tenses,Punctuation,Idioms,Errors,Improve flow and readability,Syntax Problems,Fix Awkward Sentences, plagiarism.
If you are a proficient native editor from English speaking country then place your bid quickly.
Thanks!