'Making the Case' Tool: Action Plan MatrixChorus America Staff | October 15, 2011 CA_MakingtheCase_Worksheet_ActionPlan.pdf CA_MakingtheCase_Worksheet_ActionPlan.pdf Use this matrix as a worksheet to help formulate an action plan to support choral music in schools. Topic: Advocacy, Children/Youth, Community Engagement, Education Programs, Impact/Value, Research/Data, Schools, Technique, Tool