The defendant who was also the owner of a residential layout, known as ''Abbai Nagar'' situate at Thadagam Road, Coimbatore, agreed to sell the suit property to the 1st plaintiff for a total sale consideration of Rs.25 lakhs. It is the specific case of the plaintiffs that the plaintiffs have also invested in the Firms which were run by the defendant and a sum of Rs.5.90 lakhs was due from the defendant to the plaintiffs on account of the transactions, the plaintiffs had with the defendant. A written Agreement was entered into between the plaintiffs and defendant on 14.03.2001. As per the Agreement, it is stated that a sum of Rs.25 lakhs should be paid to the plaintiffs out of which a sum of Rs.5.90 lakhs shall be adjusted from the amount payable by the defendant to the plaintiffs and the same was acknowledged as part of sale consideration. It is the further case of the plaintiffs that subsequently before the Agreement, a sum of Rs.6,10,000/- was paid by the plaintiffs to the defendant towards the Agreement and a further sum of Rs.3,90,500/- was also paid prior to the Agreement. Stating that a sum of Rs.5 lakhs was