Prove Your Residency to Gilbert Public Schools How?

An interesting Facebook post was spotted by a PC in LD12, Pegasus Precinct

"Did any GPS parents ‘notice’ that form from the State of Arizona in their children’s stack of ‘parents must sign’ papers? The one where you had to send in a copy of your driver’s license or mortgage loan, or deed to your property, or your SRP bill, or your …….. I think there was a list of 8 or 10 options … to prove your residency. Really? Prove my residency? hmmmmm. They did not offer the option of a copy of my voter i.d. card. I wrote ‘no’ and that they could look all that up on their computer. But if they insist … they will get a copy of my voter i.d. :)"