Before you can register for classes, you must fill out an application online. Completing the online application is easy and free.It doesn't matter whether the person making the complaint was directly involved in the incident. Click the button to fill out our online interest form. We'll get back in touch to talk about what happens next! Fill out this Interest Form. All files are in PDF format. Please note a change to the submittal requirements. All instructions for completing the application and all required documentation are included in the packet. Please note, this is only for City of Mesa residents.