Sometimes known as a repudiatory breach, is a breach of an essential part of a contract that it permits the distressed party to terminate performance of the contract, in addition to entitling that party to sue for damages.

A breach of contract that is so fundamental that it permits the injured party to terminate the performance of the contract, in addition to entitling that party to sue for damages.

Significant enough substantial failure in the performance of a contract, as to give the affected party the right to sue for damages as well as release the aggrieved party from its obligations.

Otherwise known as a Non-Disclosure Agreement, is a legal contract between two or more parties that outlines confidential information, knowledge or material that the parties wish to share with each other for certain purposes, but which must not be disclosed to third parties.