To have order!
It is well known that different people solve the same problem in different ways. This happens for a variety of reasons — people have different education, education, temperament and life experience. For example, if there is a family that has a fairly large apartment or private house. Naturally, this living space must be kept in order. That is, from time to time, remove. How this problem is being solved? In some families they do it themselves, in others — hire a housekeeper.