A south-facing house can be beneficial or detrimental, according to Vastu Shastra, depending on a number of variables including the location, design, and orientation of the home.For those born under the signs of Aries, Sagittarius, and Leo, a south-facing home is seen to be advantageous. To make sure a house adheres to the principles of Vastu Shastra, it is crucial to speak with a Vastu expert before buying or building it.