Please send an appeal letter to Cook Associates, 253 W. 35th Street, 12th floor, New York, NY 10001. You have the right to file a complaint or grievance.Before a complaint can be filed, you must fill out the attached Credit. Complaint Information Sheet. Illinois Legal Aid Online provides a guided interview called an Easy Form that will help you fill out the forms. Apply Online through Illinois Legal Aid Online or call 312-341-1070 to get help now. In order to submit a complaint, please download and print one of the above forms, and follow these instructions (instructions available for download here). Have a question, concern, compliment or complaint? Fill out our contact form so that we may get back to you as soon as possible. For any other questions or legal advice, contact a licensed attorney or Legal Aid foundations.