A quasi-contract, also an implied-in-law contract, is a legal substitute for a contract. A quasi-contract is a contract that should have been formed, even though in actuality it was not. It is used when a court wishes to create an obligation upon a non-contracting party to avoid injustice. Quasi-contracts are defined to be "the lawful and purely voluntary acts of a man, from which there results any obligation whatever to a third person, and sometime a reciprocal obligation between the parties."… (More on Quasi-contract)