Before filing any motion for discovery, the attorney for the moving party must meet and confer with the opposing attorney in a goodfaith. Please take a few minutes to fill out a brief survey, available in English and Spanish.Otherwise, opposing counsel shall be served at the first day of trial. 1. Fill out the forms. You have to fill out at least 2 forms, maybe more, to file your opposition. You may want to do some research at your local law library or consult with an attorney if you think you need to assert objections.