As this is the Swyama Siddha Hanuman Mantra it doesn't have to be chanted for a set amount of Mantra Repetitions for being able to utilize it. Special worship and rituals and policies regarding route, sitting down mat, and counting rosary will not be advised for chanting this Hanuman Mantra. https://www.youtube.com/watch?v=ufkmD95y7fE&t=32s