As an atwill employee you are free to leave at any time. Can you use vacation time for 2 weeks' notice?Managers may be able to deny PTO requests from employees who resign with a 2-week notice letter. Giving your two weeks notice over a vacation could come off as inconsiderate or unprofessional. Two weeks is a professional courtesy and just the common expectation. It's really up to you how much notice you feel is reasonable to give. A two weeks notice letter is vital for maintaining professionalism, ensuring smooth transitions, securing future references, and legal compliance. There's also the option to turn your "2 weeks notice" into a "3 weeks notice": state your intention to leave 2 weeks before your PTO starts. For example, they may put in their two weeks' notice, take the next two weeks off as PTO, but actually start their new job immediately. Learn how to write a professional two weeks notice letter with our step-by-step guide.