Prepare a written, dated, signed resignation letter that indicates the effective date of your resignation. Your email would qualify.Statement of Resignation (The following statement declares your intent to resign as agent for service of process. In this guide, I'll cover how to effectively resign from a board, the key elements to include in your letter, and provide examples of resignation letters. Director resignations ought to be handled properly. This means paying attention to some legal considerations. A letter of resignation as a director is a document you can send to your employer to notify them that you have formally decided to resign from your position. Then, state your intent to resign and exact date of departure. A director should submit a written resignation letter that notes the effective date of their departure. How to fill out the Director Resignation Letter Template for Companies?