Leaving a job isn't easy. 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.Using sample resignation letters will make it easier to create this document for your employer. Resignation Letter Samples. Many of the forms need to be downloaded before you can make edits. Discover how to craft a professional resignation letter due to illness. A Resignation Letter is typically a formal document given to employers two weeks before an employee resigns from a role. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. Review Form Template.