Learn what an acceptance letter is, see what to do before writing one, discover how to accept a job offer in a letter, and review examples for I am writing to confirm my acceptance of your employment offer on April 20 and to tell you how delighted I am to be joining XYZ Corporation in Chicago.Learn why you must write a job acceptance letter and how to write one with a professional touch through our tips and free samples. Learn how to write a professional job offer letter acceptance mail reply with joining date with an easy format and practical samples. We provide seven job acceptance email templates to help you craft the perfect response, ensuring a formal acceptance of the position. 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. A job acceptance letter lets you outline the details of the job so that you are clear about your role in the company prior to your joining.