what should Proviso Township Wikipedia article include?

Wikipedia has an article on Proviso Township.

What is Wikipedia?

Wikipedia's articles have been written collaboratively by volunteers around the world, and nearly all of its articles can be edited by anyone with access to the Internet. Having steadily risen in popularity since its inception, it currently ranks among the top ten most-visited web sites worldwide.

Wikipedia is a project that attempts to summarize all human knowledge.

Wikipedia has articles on all sorts of things, including Proviso's state legislators: Kimberly Lightford, Louis Viverito, Dan Cronin, Don Harmon, Karen Yarbrough, LaShawn Ford, Robert Molaro, Bob Biggins and Deborah Graham.

What informatio do you think should be included in the Wikipedia article about Proviso Township?