Bystep guide for creating and using data entry forms in Excel, including a free template to get started immediately. How to fill out the Chicago Pop-Up Retail User Application Form?1. Read the application instructions carefully. 2. How to fill out the Residential Lease Application Form to Rent in Chicago? 1. Begin with your personal information. 2. This page includes all DCFS forms available online. Forms are available for view in either or both of the following formats.