1) A quasi-contract is a contract created by a court to avoid unjust enrichment, rather than by agreement of the parties. 2) Sections 68-72 of the Indian Contract Act deal with legal relationships resembling contracts, including the supply of necessaries, payment of lawful dues, benefits from gratuitous acts, found goods, and goods delivered by mistake or coercion. 3) Section 68 covers supply of necessaries, allowing recovery of the price of necessaries (but not luxuries) supplied to incapable persons like minors or the mentally unsound from their property.