Coercion involves pressure applied through criminal means
Undue influence - When a person who is able to dominate the will of another, uses his / her position to obtain an undue advantage over the other
Fraud - When a person induces another to act on a false belief that is caused by a representation he or she does not believe to be true. It can arise either from deliberate concealment of facts or through misrepresenting them.
Mistake - Error in ones knowledge or belief or interpretation of a thing or event. This can lead to an error in understanding and agreement about the subject matter of contract
Uberrima Fides or Utmost Good Faith - Insurer & Insured must disclose all material facts relating to the subject matter of insurance. A positive duty to voluntarily disclose, accurately and fully, all facts material to the risk being proposed, whether requested or not
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