Vendor's Lien {Ans: The credit sale with mortgage of immovable property (owner financing)}res ipsa loquitur (the thing speaks for itself) {Ans: court may be willing to infer that the defendant caused the harm, under this doctrine . -shifts the burden of proof from plaintiff to defendant -applies only when ( 1) the defendant had exclusive control of the thing that caused the harm ( 2) the harm normally would not have occurred without negli-gence, and ( 3) the plaintiff had no role in causing the harm.}Injunctive {Ans: a judicial process or order requiring the person or persons to whom it is directed to do a particular act or to refrain from doing a particular act.}unilateral {Ans: promise for performance}Aleatory Contract {Ans: a contract where the values exchanged may not be equal but depend on an uncertain event}Servient Estate {Ans: The tract of land burdened by a servitude or an easement.}