The attorney filing a case should complete the form as follows: I.(a) Plaintiffs-Defendants. Any paper after the complaint that is required to be served must be filed no later than a reasonable time after service.The information you provide on this form may be used to help us investigate violations of state laws therefore it is important to complete all required fields. If you file a lawsuit for conversion and replevin, and you win, he will have to return the car, or pay you for it. Legal Consult Recommended. When completed, mail, or electronically submit your form and supporting documents to the office listed above. Online Complaint Form. Please complete this form as thoroughly as possible. File the Complaint: File the complaint in the appropriate court. A secured creditor can obtain an order from the court authorizing the constable or sheriff to enter a structure to take possession of personal property.