Example: I'm writing to inform you of my decision to resign from my position as a park ranger with the National Park Service, effective May 1st. Below you'll find a sample resignation letter informing the employer that the employee is resigning due to a new job opportunity.This letter is my formal resignation as I move on with my career. Learn how to write a 30day resignation letter stepbystep and review sample letters and a template to help you get started on yours. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. I am writing to formally notify you of my resignation from my position at PQR. There is no reason to beat around the bush, so immediately get to the point. Please accept this letter as formal notification that I will be resigning from my role as (position title) at (Company Name). Include your last date of employment in this section. However, I've decided that it's time to pursue a new challenge, and am writing to resign from my position, effective October 30th.