In lottery games repeat play is very important, and the prizes people actually win are particularly important in maintaining play of instant games. The cost of prizes is our greatest single cost, and tends to be challenged by auditors. Using quantitative visualization techniques described in NASPL Insights December 2013, the Washington Lottery redesigned its entire instant game portfolio and started fielding new-plan games in FY2016. Prize expense was reduced in key categories, yet the winning experience delivered to most players was improved. The financial and operational results were very positive through FY16 and FY17, as I describe inĀ NASPL Insights Oct 2017