The first one is that the environment is supporting it, second is that the family has a special family system that are combined with smaller individual systems with different strenghts.
Sú fyrsta er að umhverfið styðji meðvirkni, önnur er, að fjölskyldan sé ákveðið kerfi sem er sett saman úr einstaklingum sem hafa mismunandi hæfni.