Employee shall send a written notification to the supervisor at least 2 weeks in advance of resignation. 2. Some companies choose to pay "two weeks in lieu of notice" when they decide not to let the employee work following notice.The short answer is 'no'though two weeks may be necessary if you signed an employment agreement. Start with a two weeks notice letter. This will serve as a formal, written documentation of your intent to leave and your transition timeline. A comprehensive guide on how to write a 2week notice letter of resignation that will ensure a smooth transition for you and your employer. I am providing two weeks' notice. My last date of employment is (month, day, year). When To Provide a Resignation Letter. The recommended timeline for providing a resignation letter is at least two weeks prior to your planned last day.