By  Sapien Medicine

Vaastu is a science of construction, It is a term used to describe a specific type of eastern  architecture, where it is thought that alignment, orientations and designs play an important role in integrating quality energy into a building. 

Vaastu Homam is performed, usually before moving to a new home or office. It is a ritual dedicated to the gods of the direction. These are: Indra (east), Agni (southeast), Yama (south), Pitru (southwest), Varuna (west), Vayu (northwest), Kuber (north) and Brahma (center). Each god is a symbol of such things as fire, thunder, peace, prosperity, and so on.

A ritualistic and energetic way to create a peaceful and favorable environment.

It is said to purify every nook and cranny of the house. The effects of which can contribute to the stability of life and peace of mind. A home filled with peace and happiness. 

2-3 times per use.

Effects do tend to last a while. 

These can go into a sort of quarterly practice.