The letter could also be helpful if you ask your employer for a reference or if future employers need your work appointments in the company. Learn how to write appropriate and effective emails by learning common phrases and studying patterns. I share personal and professional e-mail messages. Educational video from Youtube Channel Leaving Your Job Resignation Letters you`re done – your employer will ask you to hand over your work ID or badge and mimic your personal belongings. If you leave your internship to take a job at another company, be sure to write a thoughtful resignation letter like this.