What knowledge is already available?- Document analysis- Literature review- BenchmarkingreviewWhat are the clients/users currentWhat are possible new activities and ways ofideas and future using space? scenarios?-Interviews - Project visits-Surveys describe explore - Objectives workshop-Observational studies - Future workshops-Occupancy- Scenario studiesmeasurements - Persona method-Walk-throughs - Charrettes-Social network analysistestHow will ideas work out in practice?- Design studies- Pilot projectsDifferent techniquesDifferent briefing techniques can provide answers to different kind of questions.