Learn how to write a professional job offer letter acceptance mail reply with joining date with an easy format and practical samples. 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."Explore our page to learn how to formally accept an employment offer. Learn why you must write a job acceptance letter and how to write one with a professional touch through our tips and free samples. We provide seven job acceptance email templates to help you craft the perfect response, ensuring a formal acceptance of the position.