Customer repurposes trial feature as simple referral reward system

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A customer requested a referral reward that would give a free month of service, skipping the next payment entirely. The developers initially considered building a new system to accommodate this request. However, they realized their existing Subscription API's trialEnd parameter could be repurposed to grant a month of free access. By simply extending the trialEnd date, they created a straightforward referral reward without new code. This demonstrates how flexible infrastructure features can support unanticipated business models.

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