Learn how to write a letter of resignation to quit your job on good terms. Here's what to include in a resignation letter, with examples and templates.You can use this resignation letter sample as a base to write a letter with your own name, dates, and other information. At the top of your resignation letter, include your first and last name, your street address and your city, state and zip code. Learn how to write a professional resignation letter with our step-by-step guide and easy to use templates. Free printable letter templates. The art of letter writing is alive and well. Add contact details, company name, and date. Your letter of resignation should be short and professional. The PDF version of these forms are FILLABLE.