If you have a little bhava for Aindra Prabhu you should follow his rules for Kirtan which according to Martanda Prabhu are not so difficult to remember. In episode #5 of the Kirtan Standards series he explains among other things that Karatalas are very important, but that Mridanga is the heart of the Kirtan.
Full show notes https://24hourkirtan.fm/kirtan-standards-part5/