When resigning without notice, your letter should state clearly that the resignation will be effective immediately. How to Write an Immediate Letter of Resignation?Start with a proper greeting: Address your resignation letter to your immediate supervisor or manager. Your emergency resignation letter should be clear, concise, and to the point. The tone should be one of gratitude to the company, avoiding any negativity. Here are steps you can take to still quit properly when you're unable to give notice, including sample resignation letters to send your boss. I am writing to give my resignation from (company name), effective (date), two weeks from today. This resignation was a difficult decision to make. Opening paragraph: In the opening paragraph, you should state your intention to resign from your position with immediate effect. Therefore, I respectfully request that you waive this notice period and relieve me of my duties immediately.