As a comprehensive school reform strategy designed to meet the complex needs of students in underserved communities, full-service community schools (FSCSs) have the potential to transform these students’ learning experiences and outcomes. In part because of findings demonstrating their positive impact, unprecedented federal, state, and local funding is earmarked for the expansion and implementation of FSCSs. School, district, and state leaders and policy makers will have to decide how to best use these funds to maximize outcomes for students and families. This commentary describes three spending priorities based on the growing body of research on FSCSs.