In this article, we discuss how to write a job offer acceptance letter and also present a template and sample letter to help you get started. Learn how to write a professional job offer letter acceptance mail reply with joining date with an easy format and practical samples.Learn why you must write a job acceptance letter and how to write one with a professional touch through our tips and free samples. After emailing the acceptance letter, receive a start date from the recruiter. Learn how to write a job acceptance letter with this guide. 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.