The following form may be used when the person designated as registered agent in a registered agent filing is an individual. Dear Ms. Doe: I am writing to confirm my acceptance of your employment offer from April 1.Below that should be a place for the candidate to sign. ACCEPTANCE. As an HR personnel, you need to know how to write a letter of appointment to give employees a detailed description of the position offered. Follow the instructions on the Appointments Application page. After your department makes an admissions recommendation in Slate, you then have the option to add your own departmental offer letter. Call today to schedule an appointment or fill out an online request form.