Intern's Acknowledgment: I, Macey Erdman, confirm my acceptance of the internship position as outlined in this letter. Date: November 28, 2055.The Career Closet serves as a valuable resource designed to help Clark University students prepare for success in their professional endeavors. 3) A sample cover letter for the internship. 4) A sample resume for the internship. The following template may be sent to the employer for guidance. Please provide an official letter from the employer verifying the internship. An appointment letter is a formal document that a hiring manager uses to present a candidate with a job offer and outline the aspects of the role. The background check is NOT to check your previous employment..That takes a few minutes to CONFIRM previous employment. When you reach an agreement, you will complete an Internship Proposal and request a confirmation letter from the person who will be supervising your internship.