Fraud defined: misrepresentation, concealment, false promise or other deceptive acts vitiate consent in contracts thereby Fraud in contract law comprises intentional acts to deceive or induce contracting: asserting what one does not believe; active concealment of known facts; promises made without intent to perform; any act fitted to deceive; and acts the law declares fraudulent. Mere silence is not fraud unless a duty to speak exists or silence is equivalent to speech; contextual duties or explicit assumptions can render nondisclosure fraudulent.