In almost any contested domestic matter, you will need to prepare the following items: A List Of Potential Witnesses Include their contact information and anticipated testimony. If you have identified more than one witness who can testify about the same thing, then indicate which one you think would be best and why. Some cases are simple and only require the testimony of one or both parties—in many divorces this is the case. The Court appreciates if you are respectful of their time and do not unnecessarily duplicate witness testimony unless critical. Initially, however, do not be shy on identifying everyone who may have knowledge about issues in your case.