Proper vidhi should be to be adopted while activating the mantra. According the Purohits, 1 must chant bare minimum of 21 malas or 2268 periods accompanied by the chant of dashansh homam (i.e. just one tenth of the total chants). Whilst undertaking the homam, make sure to maintain a kalash https://www.youtube.com/watch?v=qnEcMQtKTvg