"We want our house to be designed as per Vaastu Shastra guidelines . . . "

And what are those?  Click here for an overview, or check out the sites of these VS consultants. 

Not surprisingly, the pursuit of spiritual harmony in design has given rise to disputes between conflicting beliefs; here's how one group tries to create a happy Oneness from the rivalry between Vaastu Shastra and Feng Shui.