Sadhguru: In Essence it is just one. One other one is just an issue of measurement. We approximated that if the properties are wherever involving 2000-2500 sq. ft., the Bhairavi Yantra would do. For households larger than that, we stated it's not adequate and we made available the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi