Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Your letter of resignation should be addressed to your immediate boss.Be brief and stay positive. A greeting: Start formal. Use one of our resignation letter templates. Thank you for the opportunity to work at Amazon and I remain hopeful that we may work together again in the future. I'm writing to inform you of my intent to resign from my position as a staff nurse in the ICU at Johnson County Hospital. These written notices are processed through the College Dean's Office. Sample Resignation Letter for Temporary (Full- or Part-Time) Lecturers. You should leave when the letter stated you would cease employment.