Art. 1327 The following cannot give consent to a contract:
a. Unemancipated minors
b. Insane or demented persons, deaf and mutes who do not know how to read and write.
Contracts entered into lucid intervals is valid.
Art. 1330 A consent is given through;
- Intimidation – (fear or imminent threat)
- Undue influence (improper advantage of his power)
*Contract is voidable if the consent is vitiated.
Art. 1336 Violence or Intimidation shall annul the obligation , although it may have been employed by a third person who did not take part in the contract.