1. 1. Design
   1. Yin, R. K. (2008)
2. 2. Rationale
   1. Exploring new topic areas
   2. Develop theory
3. 3. Definition of Research Question/A Priori Constructs
4. 4. Selecting Cases
   1. Neither theory, nor hypotheses
   2. Specified population
   3. Theoretical, not random, sampling
5. 5. Instruments/Protocols
   1. Multiple data collection methods
   2. Qualitative and quantitative data combined
   3. Multiple investigators
6. 6. Data Collection
   1. Overlap data collection and analysis
   2. Flexible and opportunistic data collection
7. 7. Analyzing Data
   1. Within-case analysis
   2. Cross-case patterns
8. 8. Shaping Hypothesis
   1. Iterative tabulation of evidence
   2. Replication, not sampling, logic across cases
   3. Search for evidence/'Why' behind relationships
9. 9. Enfolding Literature
   1. Comparison with conflicting literature
   2. Comparison with similar literature
10. 10. Reaching Closure
    1. Theoretical saturation when possible