Fill out the form with the name and address of the person you wish to attend trial. Include a description of evidence you wish them to bring to trial, if any.Interrogatories are one form of discovery in a lawsuit. An interrogatory is a written question from one party to the lawsuit to another party to the lawsuit. Formal discovery requires the parties to show their evidence to each other before the trial if asked to do so. This is the 6th post in a series of posts regarding practice and procedure in MontgomeryCounty Pennsylvania Court of Common Pleas. Looking for employment or need career assistance? Click on the images below to find out more information. Alabama's Unified Judicial System is one of the oldest in the nation. You may use the Maryland Guide and File interview to help you fill out the form.