Failed cards quietly become churn
A declined auto-pay is tried again the next morning and the family gets an email the same day, so most fix it themselves before anyone has to make an awkward phone call. A card that keeps failing stops being tried after three declines.
You know your member count, not your churn rate
Cohort retention curves show how each intake month decays — so you can tell a bad month from a bad trend.
Personal training sits outside the system
Sessions, packages and one-to-one programs bill on the same account as membership, on the same ledger.
Retail is a separate spreadsheet
Apparel, supplements and gear sell through a real point of sale that posts to the same chart of accounts.