How to write a resignation letter that's effective immediately? Download Pennsylvania Immediate Letter Of Resignation template, modify and send for signing using BoloForms Signature.Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. The amount of notice you should give before leaving your job depends on your employment contract, company policy, and the industry you work in. You can leave the company without notice period after fighting with HR and your manager,but thats not a good thing. This letter informs your employee that you must depart right away without the standard two weeks' notice. Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. This means that you can quit at any time unless your employment contract says otherwise. I wish you both great success going forward. In the meantime, please let me know if I can assist you in any way during this transition period. Sincerely,.