1. In these four appeals the defendant is the same person. All the four appeals arise out of a common Judgment rendered by the trial court. The point that arises for consideration in the four appeals are similar. All the four appeals can be dealt with by a common Judgment.

2. These appeals A.S. Nos. 427 of 1981 to 430 of 1981 are respectively against the decree and Judgments in the suits O.S. Nos. 3811 of 3814 of 1978 on the file of the City Civil Court, Madras. O.S. No. 3311 of 1978 was filed by three brothers viz., T. Periasamy Nadar, T. Murugesan, and T. Thangaraj against T.D. Ramasubramaniam. The other three suits, namely O.S. Nos. 3812 to 3814 of 1978 were filed individually by the said three brothers against the same defendant, i.e. T.D. Ramasubramaniam respectively by T. Murugesan, T. Thangaraj and T. Periasamy. All the four suits were dismissed and therefore, these appeals are filed by the plaintiffs.

3. The questions involved in all the four suits are almost similar. The defendant is the owner of the property bearing Door No. 15/8, Sir Thiagaraya Road, Pondy Bazaar, Madras. In respect of this property, on 10.8.1977 he entered into four agreements of sale, one wi