You want to give at least a two weeks' notice. In this article, we cover everything you need to know about writing a resignation letter without notice and provide an example to get you started.By the way ppl- depending on the state you live in no notice is legally acceptable. Learn how to write a professional two weeks notice letter with our easytouse template. Bad for you more than employer. Once you give notice, a freedom comes over you. I want to resign, but I don't want to have to give two weeks' notice. By mail, or handed in in person? If I didn't sign a contract with my company, and a resignation notice period is not mentioned at all in my appointment letter, can I just leave? Two weeks is considered the standard amount of notice an employee should give their employer, but it can vary for a couple of reasons.