While a great number of Buffalo's vacant industrial buildings still languish in stagnation, a recent economic upturn and the enactment of historic preservation tax credits have given rise to reuse. Vacant for the last 20 years, the 240,000-square-foot (22,000-square-meter) complex of the former Niagara Machine and Tool Works will see new life as a site for advanced manufacturing and workforce training, serving the surrounding community of the East Side.