Respond by the following concepts :

- Discharge by performance - Discharge by frustration - Discharge by agreement - Breach of contract

1. Explain the different ways in which a contract may come to an end. 2. Explain the rule of "precise performance". What is the impact of this rule on the claim for payment in relation to work done under a contract? 3. Identify and explain the situations under which payment for work done may be claimed even in the absence of precise performance. What are the rights of the parties in each of these situations? 4. Explain the difference between actual and anticipatory breaches of contract. What are the differences in how the law treats these two types of breaches? 5. When can an innocent party end a contract on the grounds of breach of contract? What are the rights of the innocent party in such a situation and what are the options available to the innocent party? 6. Explain the concept of frustration in contracts. What are the situations in which the law will recognise that a contract has been frustrated? 7. What are the effects of frustration at common law? How does the Frustrated Contracts Act change the common law position?