Should I File My Complaint in the U.S. District Court, Northern District of Texas? The first step in obtaining an injunction is to file suit in the county where the relief you need is to be sought.For any case commenced in Texas, a case information sheet must be filed with the plaintiff's petition. The form is available online (Tex. All you do is just fill out the form, sign the two contracts, send in your deposit and we take over from there. 5. Explore how to file a small claims case in Dallas. Get details on court locations, filing steps, and tips for a successful hearing. Make sure you fill out the entire form. It's OK if you need to add extra sheets if you run out of room on the form. At two points in her complaint, Landers implicitly acknowledges that she is asking for injunctive relief in the guise of mandamus.