Important information that should be in an internship offer letter. Congratulations on this new opportunity.State internship benefits and formally invite interns to join your team with our internship offer letter template. Draft your letter with ease! Dear (student's name): I am pleased to confirm your acceptance of an internship as (Title) in the (Department Name) with (Organization Name). One-page cover letter expressing why you are interested in the internship. Please include the name and contact information of 2 references. Resume. If you have an offer for postgraduate study at Middlesex - congratulations. Here's everything you need to know as you consider your offer. NOTE: If you are offered a position in the internship program you must complete a Confidential Background Investigation Clearance Form.