Negotiorum Gestio

An extra-contractual obligation that is created whenever a person voluntarily takes charge of the agency or management of the business or property of another, without any power from the latter. This juridical relation does not arise when: (1) The property or business is not neglected; (2) The manager has been tacitly authorized by the owner. […]

Pactum Commissorium

A stipulation in a contract which provides that the creditor or pledgee will automatically appropriate the thing mortgaged or pledged as security for a principal obligation when the debtor or pledgor did not pay within the stipulated period. This stipulation is void by virtue of Article 2088. The creditor cannot appropriate the things given by […]

Redhibitory Defect

Are those defects in the article sold which the seller is bound to warrant. Such defects render the thing sold as (1) unfit for the use it was intended; (2) diminish its fitness to the extent that if the vendee had been aware of it, he would either not acquire it or paid a lower […]

Caveat Emptor

the purchaser acquires no higher or better right that the seller.