Briefly describe your experience. You can describe any negative experiences you've had that you feel are necessary to include.I am resigning from Company effective immediately. The resignation letter only serves as a formal, legal declaration that you intend to leave, and when. It should be no more than one or two sentences. When resigning due to a toxic work environment, maintain professionalism. This includes harassment based on negative perceptions about older workers. Example 5: Harpreet is the sales manager for an auto parts distributor. She has worked there for five years with no record of misconduct or poor performance. Former finance minister Chrystia Freeland resignation letter suggests she thinks it's a "gimmick.