An eFiling guide to Initiate a New Case in the Riverside, California Superior Courts and electronically serve your documents. When writing a letter to a judge to request a postponement of a court date, it's essential to be clear, concise, and respectful.Here's a template you can use. You should file a form called the JV-180 Request to Change Court Order for important issues that need to be addressed immediately. It's quite simple to add your case to the court's calendar. Go directly to the criminal clerk's window and provide your case number. You may request postponement of your jury service online after submitting your online questionnaire.