Service Design Tools and Methods: Design Thinking in Action

1. Mapping the Process (Customer Touchpoint Map, System Map)
2. Observation (Ethnography)
3. Roleplaying & Games
4. Interviews with Stakeholders (Customers & other stakeholders)
5. Prototyping & Testing
6. Cognitive Walk through
7. Envisioning
8. Personas & Storytelling
9. Facilitation & Brainstorming (mindmapping)

Here is the full repository which include a fuller range of experiential and emotional responses with a product, service, or brand.