A motion to strike can be used to attack legal conclusions in a pleading. Yes, it is common practice to file a Proposed Order along with your Opposition to Demurrer and your Opposition to Motion to Strike in California courts.A motion to strike is used to carve out parts of a lawsuit that are not appropriate. For example, there might be an an unsupported claim for attorney fees. On June 19, 2017, defendant Apple filed the two motions now before the court, a demurrer and motion to strike portions of plaintiff Riggs' complaint. Departments 1 and 5 –. Downtown Superior Courthouse, 191 N 1st Street,. And motions to strike shall specify in the notice whether the defendant seeks to dismiss or strike the entire complaint, information, or indictment. 21 cited in the Demurrer to Plaintiffs Complaint and Motion to Strike Portions of Plaintiffs. 22 Complaint: 1. Indust.