Collection Methods (Quantitative Studies)
- Face-to-face Interviews (PAPI; CAPI)
- Telephone Interviews (CATI; webCATI)
- On-line Interviews
- Postal Interviews
- Mystery Client
- Diaries for Recording Activities
- DeskResearch.
Collection Methods (Qualitative Studies)
- Group Discussions (Focus Group - traditional and online).
- In-depth Interviews (Individual, Dual, Triangular)
- Ethnographic Collections
- In-loco Observation
