Breach of contract Definition: Failure by one of the parties to a contract to satisfactorily perform the service or action agreed to in the contract. Capacity Definition: The ability to understand and give legal consent to an action or arrangement. Caveat Definition: A notice given to an appropriate officer ordering him or her not to take a certain step until the person giving the notice (the caveat or) has had an opportunity to object (e.g. to a transfer of land). Certificate of title Definition: A document prepared by the Titles Office which shows details of land registered under the Torrens system, particulars of the location, encumbrances and owners.