Clearly state your acceptance of the job offer. 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.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. Click here for a quick guide on writing a stellar offer acceptance letter so you can make a positive first impression at your new job! Learn how to write a job acceptance letter with this guide.