This document provides an overview of legal aspects of contracts. It defines a contract as a legally binding agreement between two or more parties where something is promised to be done. The key elements for a valid contract are offer, acceptance, consideration, capacity, legality, possibility, and good faith. It also describes different types of contracts such as simple contracts, specialty contracts, and contracts of record. Finally, it discusses how contracts can be discharged through performance, breach, renunciation, agreement, lapse of time, bankruptcy, death, or frustration. Businesses enter into many contracts on a regular basis for activities like obtaining credit, selling goods, hire purchases, and more.