I am writing to give my resignation from (company name), effective (date), two weeks from today. This resignation was a difficult decision to make.Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. Use singlespacing throughout your resignation letter. Align all paragraphs to the left. Master the art of writing a resignation letter with our comprehensive guide, offering step-by-step instructions, tips, and templates. Here are some examples of resignation letters that you may find helpful when getting ready to switch career paths. Use an attractive header with your personal contact info, include the recipient's name, company and address, and include the date. Ensure it is in a formal letter format. What are some tips for writing a professional resignation letter with a notice period?