ABC+ qualitative studies benefit from the supervision of experts (psycho-sociologists, semiologist...) in the marketing particularities of the 0-25 age group so as to combine the precision of the analysis and the relevance of the recommendations.

• An ad-hoc recruitment secured through the systematic use of a counter-file.
  
  
• A coupling, if judged necessary, with semiological analysis in order to further understands a target group that has little use of rationalization and for whom codes are essentials.
  
  
• Data collection techniques that are adapted to the age of the targets (Relaying-mothers, duo-groups, direct observation, mini-groups of pairs).
  
  
• Animation methods and analysis process which integrates the particularities of these age groups.
  
  
• Ressources: 3 rooms equipped with one-way windows or video feedbacks, with the possibility of simultaneous translation.