How often do you personally wait between liver flushes?
I heard two weeks is fine but lets say I flush on the 11th. Does that mean I shouldn't flush again until after the 25th or do I wait until the 25th before starting the week or so preparation?
Two weeks, but three weeks even better. You want to rest your system and collect enough bike for the next flush.
Yes to your question. I do my flushes on Saturdays so I wait two more Saturdays and do the next one. When I started flushing many years ago, I did it every two weeks till I did not see any stones.