Op-ed by Paul Vallas, includes “Two years ago, Mayor Lori Lightfoot oversaw the passage of a city ordinance that left residents with guaranteed annual property tax increases. By continuing the tradition of not blocking Chicago Public Schools from increasing taxes to its levy limit and going back on her promise to not use annual tax increment financing surpluses to offset TIF-generated property tax increases, the mayor has all but guaranteed an increase in property taxes by some $1 billion over the next four years.”