1. Coercion (S.15)
2. Undue influence (S.16)
3. Fraud (S.17)
4. Misrepresentation (S.18)
5. Mistake (S.22,23,24)
Coercion
Coercion is commiting or threatening to commit any act forbidden by the Penal Code, or the unlawful detaining or threatening to detain, any property, to the prejudice of any person to enter into an agreement (S.15).
When a person being coerced, he did not enter a contract of his own will. It occurs where a party enters a contract under violence or threatened violence to himself or to his immediate family.
Cases : Barton V. Armstrong (1975)
Undue Influence
It occured where the relations subsiting between the parties are such that one of the parties is in a position to dominate the will of the other and uses that position to obtain an unfair advantage over the other (S.16(1))
It happened when a party enters a contract under improper pressure which prevents him from exercising a free and independent ludgement whereas the pressure is not sufficient to amount to duress. It has to be cleared that a person is deemed to be in a psition to ominate the will of other (S.16(2))
Cases : Inche Noriah V. Shaik Allie bin Omar
Fraud
Fraud is an Acts committed by a party to a contract, or with his connivance, or by his agent, with intent to deceive another party thereto of his agent, or to induce him to enter into a contract (S.17).
Whenever a person causes another to act on a false representation which the maker himself does not believe to be true, he is said to have committed a fraud.
Misrepresentation
It