How can I guarantee ongoing payments when I build automations in clients' accounts, preventing them from canceling while still using the system?
You cannot fully stop a client from canceling while still using the system. Trying to lock them in with dark patterns (owning their tools, gatekeeping knowledge) is unsustainable. Instead, consistently deliver value and uphold your agreement so the client sees a strong return on investment—savings or revenue—making them unlikely to leave. Only a small fraction (<5%) might try to nickel‑and‑dime; if they cancel while still using the system, it simply makes it easier for you to move on to the next client.