The Toolkit presents a systematic and organized information on different secondary-level ALM programs developed and implemented in selected countries in Southeast Asia. Module 5 outlines the strategies implementers use in the secondary level ALM programs to ensure the quality of teachers and the ALM program. It includes sample tools and caselets to contextualize how selected Southeast Asian countries implement the ALMs. It also discusses strategies to sustain secondary-level ALM programs and considerations for possible scaling up.