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 Formally accept a job offer with our job acceptance letter template.Craft a professional job acceptance letter to start your new role positively. In the opening paragraph of the letter enter the job position that is being offered, then enter the name of the company that is the Employer. Express your acceptance of the job offer in the first paragraph. 4. Include details about your salary, start date, and other important information.