The second type: you can't buy a round house. The sky is round, but the circle is moving, the square is static, and the home is naturally static and motionless, so the round star is best used as a shopping mall, not a home.
The third type: you can't buy a transparent house, because the transparent glass curtain wall building is only suitable for offices without privacy, not for houses. If you are a family, it is the crime of "diarrhea": in addition to making people uneasy and flustered, it is also easy for family members to quarrel frequently, and women at home are also prone to having an affair.