Learn how to resign from a board effectively. Generally, you have to notify the corporate secretary.If you are secretary as well as president, you write yourself a resignation letter. Resignation letters are professional courtesies that extend your professionalism, even in the last days of current employment. The letter of resignation from the position of a management board member has implications for both the resigning person and the company. The complete guide to writing your resignation letter including expert tips, free copyable samples, and templates. If you are secretary as well as president, you write yourself a resignation letter. The board of directors will then choose the new president. I am writing this letter to inform you of my decision to resign as a Board member of Center for Kids Ltd. , effective immediately.