Be direct and to the point and, in the first sentence, acknowledge the receipt of their letter of resignation and formally accept it. "Constructive discharge" occurs when an employer makes working conditions so difficult, unpleasant, or outrageous that an employee is forced to quit.The short answer is that an atwill employee is not required to provide two weeks' notice before quitting. A professional resignation letter most importantly outlines the details of your employment and departure. I know it is customary to provide two weeks' notice, and I sincerely apologize for any problems that my short notice might cause. Learn how to write a professional resignation acceptance letter with our helpful guide. Reach out to your employer promptly once the decision to resign immediately is finalized.