Taylor discusses 6 key aspects of writing a resignation letter, including when to give notice, what to say, how to format it, and how to deliver it. Your emailed resignation letter should be sent to your immediate supervisor, with a copy to the Human Resources department at your workplace.Use a one week notice letter template to inform your current employer that you plan to resign within seven days. Use this resignation letter example to advise your employer that you are resigning because of a scheduling conflict with another position.