I. Introduction. Obligation. Execution of a Performance. Complex 'Obligational' Relation. Function of the Obligation. Obligation and Property Rights. Guiding Principles of Obligations Law: Principle of Individual Autonomy; Principle of Good Faith; Principle of the Unjust Enrichment. II. Sources of obligations. Contracts. Unilateral Transactions. Management of Alien Affairs. Unjust Enrichment. Civil Liability. Contractual and Non Contractual Liability. Liability for Illegal Actions. Objective Liability. Liability by Legal Actions. III. Modalities of Obligations. Natural and Civil Obligations. Conjoint and Jointly Liable Obligations. Other Modalities. IV. Transfer of Obligations. Transfer of Credit and Debits. Cession of Credits. Sub-rogation. Individual Transfer of Debts. Cession of the Contractual Position. V. Security of Obligations. Protection of Guarantees. Void Contracts. Sub-rogation. Actio Pauliana. Seizure of Assets. VI. Special Guarantees. Personal and Real Guarantees. Ba

CILO-1: This course aims to provide students an introduction to obligations general theory and basic concepts, and in special the sources of obligations, as contracts and civil liability, and other issues as transfer, security, and performance and non performance of obligations, fundamental for the understanding and pursuing the studies of civil patrimonial and private law and legal practice.