Sadhguru: Essentially it is just one. Another one particular is simply a matter of size. We estimated that In case the residences are anywhere among 2000-2500 sq. ft., the Bhairavi Yantra would do. For residences larger sized than that, we stated this isn't ample and we made available the Avighna. https://vashikaran49382.bcbloggers.com/38184255/detailed-notes-on-yantra