Explain why you're leaving. Briefly explain the reasons you've decided to leave, both related to your current job and to your new position.Here's a resignation letter sample to tell your employer that you're leaving your job because you were offered a new opportunity. If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. After careful consideration, I have made the decision to pursue a new career opportunity that aligns with my longterm goals and aspirations. Craft a concise, professional resignation letter. Learn how to gracefully communicate your departure without oversharing details.