I am writing to give my resignation from (company name), effective (date), two weeks from today. This resignation was a difficult decision to make.Below, you'll find some tips for writing a resignation letter when you're resigning for personal reasons, as well as two resignation letter samples. Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. It is not necessary to officially provide a reason for leaving or resigning. Master the art of writing a resignation letter with our comprehensive guide, offering step-by-step instructions, tips, and templates. In California, you are not legally obligated to provide a resignation letter or give notice when you decide to quit your job. No reasons are necessary. However, due to unforeseen personal circumstances, I have no choice but to leave immediately. What components should a resignation letter include?