1. All appeals filed by the plaintiffs are dismissed.

2. The costs of appeal are assessed against the Plaintiffs.

The purport of the claim and appeal is the purport of the appeal.

1. The reasoning of the court’s explanation concerning this case is as stated in the reasoning of the judgment of the first instance, except for cases where the corresponding part of the judgment of the first instance is used or added as set forth in paragraph (2) below, and thus, it shall be cited as it is in accordance with the main sentence of Article 420 of the Civil Procedure Act.

2. The part of the judgment of the court of first instance, which is used or added, "with respect to the claim for damages due to a default on a contract for sale or a defect due to a defect due to a default on a contract for sale in lots, or the Act on the Ownership and Management of Aggregate Buildings," shall be "with respect to the claim for damages due to a default on a contract for sale

A. According to the reasoning of the judgment of the court of first instance, “The two rights are for achieving the same purpose as the repair of defects” of the first instance judgment, “The two rights are for achieving the same purpose as the repair of defects, and they can be selectively exercised and can not be exercised concurrently.”

A. In the first instance court's decision No. 12, No. 3, "There is a possibility for the first instance court's decision", and the second instance court's decision "If the first buyer holds the right to claim compensation for damages due to the default of the obligation under the sale contract, the seller will bear the risk of double payment for the same defect, and the present sectional owner may be remarkably restricted from exercising the right to claim compensation for the defect under the Act on the Ownership and Management of Aggregate Buildings, and the present sectional owner's right to claim compensation for defect under the Act on the Ownership and Management of Aggregate Buildings has the nature of the right to claim compensation for the maintenance of sectional ownership, which is the principal right.

As long as the above plaintiffs have already transferred sectional ownership to a third party, the above plaintiffs' property damage caused by the defect of this case is expected to be significant.