SaaS pricing flags require conservative defaults, caching, and policy persistence

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A DEV Community article advises software teams on implementing production feature flags for pricing rollouts. The author recommends using a conservative default value coded into the application as a safety boundary. They suggest caching the last valid remote flag value and refreshing it via background polling to avoid network calls during checkout. Each billable event should persistently record which pricing policy was applied to enable invoice reconstruction. This approach prioritizes billing consistency and customer trust over rollout speed.

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