Looking to resign with a One Month Notice Resignation Letter? Use our resignation letter template for notice-period roles.A one (1) week notice letter is written notification provided to an employer that an employee will no longer be working with the company within seven (7) days. PC Resignation Processing ; Step 1. Download and complete a Resignation Letter. In this article, we discuss how to create a 30day resignation letter, why it's important and provide a template and examples to help you write your own.