The most frequently used and profitable lines of business is Real estate. This will be run or executed on property which consists of land and kind of buildings that has been built on it. If there are proven presence or existence of some natural resources in these properties like crops, minerals resources, or water. These are immovable property of this nature. This is also an interest vested in these properties. Hence they are also considered as an item of real property. Generally the buildings or housing are being referred to as main elements in Real estate.