Letter of Resignation​​ This form will be used when an employee voluntarily resigns from the Miami-Dade County Public Schools. I am requesting this resignation become effective which will be my last day of employment. Respectfully,.Fill out the form on this page to get a free editable Google Docs template with sample teacher resignation letters to help you compose your own. Title: Letter of Resignation. An effective resignation letter includes your name, your job title and your departure date. 1. Employees shall be allowed to resign their position, without prejudice, upon at least 30 calendar days' notice. My final working day will be May 7. I assure you that I will make every effort to ensure a smooth transition before my departure. I am writing to formally resign from my position as an apprentice at Strategic Solutions. My last working day will be on June 15, 2053.