Field 1: Fill in the county in which the action is brought. Be consistent with other forms.Complaint - Verified. Please give me a few minutes to pull up the forms you need to file in order to open your divorce case in Cook county. Discover more answers. This document provides an overview of the basic steps to file for custody of a child in Cook County,. Illinois. Illinois Legal Aid Online provides a guided interview called an Easy Form that will help you fill out the forms. How much does it cost for a Service of Process? Period, that the Complaint grew out of a transaction or occurrence involving or concerning the person;. (d). Use this form for only complaints about alleged CYEOA violations.