7. Agreement not cancelled An agreement shall not form part of agreements that have been expressly annulled by law. Some agreements have been expressly declared illegal or cancelled by law. This means that any offer followed by acceptance is an agreement. Agreements can have different types, for example.B. moral, religious, legal or social agreements. If you invite a friend to dinner or if you lend your Louis Vuitton purse to someone or if you make a business decision, take some kind of contract. These agreements are not concluded and are based on one of the themes mentioned above. There is no liability for non-application of the contract and, therefore, the terms of the contract are not binding on either party. Contracts and agreements are linked in so many important ways. Treaties mean agreement on certain issues, whether or not they are national or international aspects of agreements. More broadly, the contract  is an agreement between two or more competent parties in which an offer is made and accepted and each party benefits from it.
The agreement can be formally, informal, written, oral or simply clearly understandable. Some contracts must be in writing to be enforced. Examples of a contract are a lease, a debt certificate or a lease.  According to the jurist Sir John William Salmond, a contract is “an agreement that creates and defines the obligations between two or more parties” An agreement concluded between spouses during their marriage to determine the right to alimony and the property of the other in the event of death or divorce. Such agreements are not enforceable unless each party makes full disclosure of its assets to the other party and has consulted with its own lawyers. Even then, most of these agreements are not enforceable unless they are entered into by spouses in the midst of separation or divorce. As long as the goods or services delivered are legal, any verbal agreement between two parties may constitute a binding legal contract. However, the practical restriction in this regard lies in the fact that only the parties to a written agreement usually have substantial evidence (the written contract itself) to prove the conditions actually expressed at the time of conclusion of the contract. In everyday life, most contracts can and are concluded orally, such as for example. B the purchase of a book or a sandwich. Sometimes written contracts are required either by the parties or by legal law in different jurisdictions, for certain types of agreements, for example when buying a house or land.
As an economic means, the Treaty is based on the notion of consensual exchange and has been the subject of wide debate in broader economic, sociological and anthropological terms (see `treaty theory`, below). . . .