sentences:  In 2004, she and Dorothy Tillman were the only aldermen to vote against the Mayor's city budget, and in 2005, Preckwinkle was the lone dissenter.Preckwinkle has supported the majority of legislation advanced by the mayor and his allies, including most of Daley's annual budget proposals; his controversial use of tax increment financing, an economic development program in which tax revenues are funneled into accounts controlled almost exclusively by the mayor; and, ultimately, his quest to host the 2016 Summer Olympics.Preckwinkle championed set-asides for affordable housing as her signature issue.