Avoid using any abbreviations when you type addresses in formal business letters. A letter of confirmation of employment can help staff members secure loans, earn promotions, acquire better employment or maintain citizenship.In this article, we discuss how to write a conformational letter, look at sample templates for formal and informal confirmation letters and share some tips. First of all, write in the formal letter format. •As you start your letter, include your mailing address on the left. The information on this page is specific to Superior Court. You can complete your prerequisites through Clark University. Please complete this form if you wish to: Access your personal data. Enter your User ID (Student ID) and PIN (in Acceptance letter); Click on "Student Profile"; Write down the information for the CAU email address. Read Before Completing This Form.