1. program development; needs assessment, lit review, formative evaluation, and availability assessment
2. Testing for causal efficacy - Randomized design, quasi-experimental design, systemic change, eval. and synthesis & meta-evaluation
3. Continuous Delivery - eval for program improvement, performance measures, continuous quality improvement, and evolve sustainability
4. Dissemination & Replication - assessing diffusion methods, implementation fidelity measures, eval. of social marketing, and eval. of sustainability.