Sadhguru: Basically It is only one. Another a person is just a matter of dimension. We approximated that if the residences are wherever among 2000-2500 sq. ft., the Bhairavi Yantra would do. For households bigger than that, we said this is not sufficient and we supplied the Avighna. Avighna also https://www.youtube.com/@Mahavidyabaglamukhi