This article will cover some pointers for writing a flawless resignation letter for graduate studies. Learn how to write a professional resignation letter with our stepbystep guide including 15 resignation letter examples for various situations.The header at the top of the resignation letter (the same thing as a letterhead) should include your name, address, phone number and email. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. This letter should specify your last day of work. Your department will forward a copy to the Human Resources Department for placement in your personnel file. This letter should specify your last day of work. Your department will forward a copy to the Human Resources Department for placement in your personnel file. Due to my personal aspirations of higher studies it would not be feasible for me to stay in the company anymore. My resignation is effective immediately.