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. 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. Follow these step-by-step instructions to create job-offer letters that reduce legal risks. Links to sample letters are included. If you have accepted the offer letter then the following points MUST HAVE been mentioned in that letter: 1. Your joining date 2.