As growers like Kim Magnuson and John Hummer say it's the plants that do the work for you.
You have to love it though when the plants do make the job easier for you. Like only having to water them once or twice in the winter. Or do nothing at all to propagate them.
Some of the Mexican Pinguicula will literally fall apart at the seams in the fall/winter succulent leaf phase. P. jaumavensis is one of them. Without laying a finger on it one or two of the plants popped out pullings for me:
Something for the NASC auction