Sadhguru: Fundamentally It is only one. One other a person is simply a matter of sizing. We believed that if the homes are anywhere between 2000-2500 sq. ft., the Bhairavi Yantra would do. For homes larger than that, we stated this is not enough and we offered the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi