First, it enables professional designers to focus on specific design problems by using data from a distinct participant group.
Second, overlapping mutual circumstances often lead participants to value cases more and make information obtained from specific cases more easily adaptable to their own lives. Individuals are also more willing to share their own cases with people in circumstances similar to their own.
Third, dormitories are residences with limited space, and most dormitory residents live on limited budgets. Thus, dormitory residents tend to appropriate artifacts relatively frequently, as a lack of resources is the strongest motivation for appropriating everyday artifacts (Brandes & Erlhoff, 2006).