A contract is any legally-enforceable promise or set of promises made by one party to another and, as such, reflects the policies represented by freedom of contract. In the civil law, contracts are considered to be part of the general law of obligations.

A form of legal entitlement which allows its holder to control the use of certain intangible ideas and expressions. The term intellectual property reflects the idea that once established, such entitlements are generally treated by courts, especially in common law jurisdictions, as if they were tangible property. The most common forms of intellectual property include patents, copyrights, trademarks, and trade secrets.

Internet law is the name given to practices of law addressing privacy in cyberspace, on-line sales-tax revenues collection, electronic commerce, ...

civil action brought before a court in order to recover a right, obtain damages for an injury, obtain an injunction to prevent an injury, or obtain a declaratory judgment to prevent future legal disputes. It usually involves dispute resolution of private law issues between individuals, business entities or non-profit organizations. However, it may involve public law issues in those jurisdictions that enable the government to be treated as if it were a private party in a lawsuit

A set of exclusive rights granted by a government to an inventor or applicant for a limited amount of time.