Download and complete Motion and Notice forms from the Illinois Office of the Courts. If the opposing side's pleading is illegible, incomprehensible or vague, you can ask that the pleading be stricken via a motion to strike.Each Motion shall be in writing. They have two basic requirements. The first requirement is the motion must specifically point out the defect complained of. The motion must include points relied upon and specific grounds for the relief sought. A split of authority exists as to whether or not Rule 137 motions for sanctions qualify as "pleadings" under Illinois law. A motion to strike an affirmative defense admits well-plead facts constituting the defense, only attacking the legal sufficiency of the facts. A form of the notice is appended to the rule. This video describes the grounds and general procedures to file a motion to strike a complaint in a Connecticut civil lawsuit.