The first thing you should put on your job acceptance letter is the date. Include it underneath the header close to the top of your letter.Learn how to write a job acceptance letter with this guide. Writing a job acceptance letter is a sign of professionalism. Check out these job acceptance letter samples to write a perfect acceptance letter Learn why you must write a job acceptance letter and how to write one with a professional touch through our tips and free samples. Your Acceptance Letter should restate the terms, including everything agreed to.