The guiding principle is the protection of the business interest of the organization already using and benefiting from it. The scope of this branch of intellectual property is considerable and it protects trade secrets, business know-how and information such as lists of clients and contacts, information of a personal nature and even ideas which have not yet been expressed in a tangible form.it can protect ideas before they are sufficiently developed to attract copyright protection or to enable an application for a patent to be made.