Include the last date of your employment in your email. Provide your employer with as much notice of your resignation as possible.Learn how to write a resignation letter with a notice period. Legally, you are only allowed to give resignation letter with due notice period as per your employment letter. Below, you'll find a suggested outline, examples for different scenarios, and tips on writing a resignation letter that works for you. A two (2) weeks notice resignation letter is the most common letter used when notifying an employer of an official resignation. Then, state your intent to resign and exact date of departure. Looking to resign from your job? Learn how to write a professional and respectful two weeks' notice email with our helpful templates and tips. Ideally, you should send your resignation letter at least two weeks before your planned resignation date.