Missouri Promise is a dedicated advocacy group focused on reforming the state's tax system by working towards the elimination of the state income tax. Their mission is centered on ensuring that residents keep more of their hard-earned income while reducing the financial burden on taxpayers. The organization actively engages with the community, encouraging citizens to connect with their legislators to support tax relief initiatives.

Missouri Promise emphasizes the need for economic security, aiming to attract high-paying jobs and investments by creating a more competitive tax environment. They advocate for closing tax loopholes that disproportionately affect working families, holding criminals and special interests accountable. Through engaging newsletters and updates, Missouri Promise keeps supporters informed and mobilized toward achieving their goal of a tax-free future in Missouri. They are committed to helping constituents protect their paychecks and modernize the state's tax code for the benefit of all Missourians.