Principle: Damages are payable for breach of contract and the purpose of damages is to compensate him for the loss suffered and not to improve his position more than what is would have been if the contract had been duly performed.
Facts: A wanted to buy a house and he contracted with a surveyor S to inspect a particular house and value it for him. S surveyed the house and valued if for Rs.10 lakhs. S, however, failed to notice the defective plumbing system in the house and had he taken not of it, the house would have been worthy only Rs.8 lakhs. A followed S's advice and bought the house for Rs.8 lakhs and thereafter spent Rs.4 lakhs for repairing the plumbing system. He filed a suit against S claiming Rs.4 lakhs as damages.