You want to give at least a two weeks' notice. Due to unforeseen personal reasons, I am unable to provide any notice.Download Washington Immediate Letter Of Resignation template, modify and send for signing using BoloForms Signature. I'm sorry to leave without notice. This resignation letter sample provides your employer with a letter for your file and also suggests that you've done everything you can to remain professional. If someone gives a resignation letter without giving the required one month's notice, what can his employer do against him (like filing a complaint)? Master the art of writing a resignation letter with our comprehensive guide, offering step-by-step instructions, tips, and templates. Dear (HR Manager's Name),.