Sadhguru: Fundamentally It is just one. One other a single is simply a question of size. We believed that When the homes are anywhere among 2000-2500 sq. ft., the Bhairavi Yantra would do. For houses larger sized than that, we reported it's not adequate and we provided the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi