Legal subjectivity:

The contract signature provisions of the Civil Code mean that if the parties conclude a contract in the form of a contract, the contract is established when both parties sign, seal or fingerprint. For signatures, The parties may negotiate and decide to use a physical signature or an electronic signature. Legal objectivity:

Article 578 of the Civil Code: If one party expressly states or shows by its own behavior that it will not perform its contractual obligations, the other party may request it to bear liability for breach of contract before the expiration of the performance period.