There isn't any rule for chanting this mantra but it is utilized at distinctive places as per the situation. If you are applying it then utilize it from the fashion provided beneath.  ॥ ॐ नमो भगवते रुक्मिणीवल्लभाये स्वाहा ॥ Create the aforementioned mantra with a piece of paper, fold it four https://www.youtube.com/watch?v=WG3Cevb_VHM