Vaastu Purusha Mandala : : In order to understand Vaastu Shastra it is necessary to understand the Vaastu Purusha Mandala, which is energy grid of square. The Vaastu Purusha Mandala is the basic form in architecture and all other figures are derived from this elementary design. It provides the method that determines the requirements of architecture in relation to its directions. Each direction is allotted a particular role by the Vaasturatnakara. Every part of the Vaastu Purusha's body is sacred and contains energies that help us in living a contented and peaceful life.