The quasi-contract concept involves the mutual assent of the parties.

Quasi-Contract

A legal concept where the court imposes a contractual obligation on a party who has not actually entered into a contract, to prevent unjust enrichment.

Mutual Assent

In contract law, the state of mind that exists between an offeror and an offeree once a valid offer has been accepted and once the parties know what the terms are and have agreed to be bound by them. Also known as “a meeting of the minds.”