How to write a resignation letter that's effective immediately? This article teaches you how to write a resignation email with the help of resignation letter email examples and our resignation email template.To your manager, cc in HR. Keep it short and to the point. Hi,. Please be advised that I am resigning my position with immediate effect. Thank your employer for the opportunities and experiences you've had during your tenure. This helps to leave on a positive note. This email is to notify you that I am resigning from the position of (your designation) effective from the 1st of next month. Deliver the letter: Print out the resignation letter and deliver it in person to your immediate supervisor or manager. I have decided to resign due to personal reasons that require my immediate attention. Find out who should be the recipient(s).