Vastu etymologically means "the dwelling place of people "and vastu shastra is basically taken to be the science dealing with dwelling places .vastu shastra links people with architecture and engineering which though not incorrect ,vastly restricts and mutilates the real important of the science.Vastu shastra in its conceptualization means the "site"and how it is placed and what and how man does on that land.

Building according to modern engineering ,are meant to provide shelter and protect the inhabitants from the elements of "wind,rain,sun,and fire ". But the science of vastu shastra envisage a radically different and a wide comprehensive approach to the art and science of habitat of habitation .It is through well laid and time tested principles based not only on experiments and verification but also in intuition ,not merely the protection of the dwellers from the relatively harmless element forces of nature but also from the more dangerous and volatile elemental disturbances that are ever raging in human mind principles of vastu not only bring prosperity into the house hold but also create love and peaceful environment .Vastu shastra principles are directed at harmonizing external space with the internal space or thinking in mankind ,

Life is a pursuit of happiness which is our birthright .It can only last if we move towards spiritual goals .Material life is not dismissed though .today man finds himself receding fast from peace and happiness ,caught in the rigmarole of materialistic aspirations alone .a slow metamorphoses seems to taking place within him and prompting him to turn back and see to the age old wisdom of ancient India..thus study of vastu shastra has helped to rediscover ills of modernism .

Vastu shastra is not a superstitious belief, it has it's scientific highlight . I n recent times vastu shastra has gained its importance in western world too .Vastu shastra being part of jyotisha cannot be parted from planetary factors.some of the basic vastu shastra factors revolve around the janma nakshatra(birth planet)

Dwelling places in this modern times is not basically confined to houses alone ,it applies to the basic structure where all the basic human activity is involved ..vastu though rigidly followed do not allow alterations once the construction is over .but present day need demands the alterations so the needful alterations are done to bring prosperity and happiness to the people residing in that particular place .sometimes shifting of furniture also work wonders according to vastu shastra if bansil plant is placed in the courtyard it help to remove all evil from the house and bring prosperity