Means in perfect agreement’, i.e. of the same mind. Contracts are founded upon agreement although the parties will be judged by what they appeared to mean and not what they may have intended to mean.
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Both parties to a contract should agree to the same thing in the same sense. the consent must arise out of common intention. There will be no consensus if either of the parties or both of them are under an erroneous impression as to some circumstances affecting the contract.