Finance & Ops · n8n

Email Customers Before Their Card Expires to Prevent Failed Payments

Reduce involuntary churn by detecting Stripe cards that expire soon and proactively emailing customers a secure link to update their payment method.

difficulty Intermediatesetup 40 minresult Customers update expiring cards before they fail, cutting involuntary churn and awkward payment-failure emails.
  1. 1

    Schedule a Monthly Scan

    Add a Schedule Trigger running early each month.

  2. 2

    Find Cards Expiring Soon

    Add a Stripe/HTTP Request node listing customers whose default card expires this month or next.

  3. 3

    Create a Billing Portal Link

    Add a Stripe node generating a customer billing portal session so they can securely update their card.

  4. 4

    Send the Reminder

    Add a Gmail node emailing each customer a friendly heads-up with the secure update link.

  5. 5

    Activate and Test

    Activate the workflow and run it against a test customer with a near-expiry card. Confirm the email and portal link work.

Frequently asked questions

Is it safe to email a portal link?

Yes. Stripe billing portal sessions are single-purpose and tied to the customer, so no card data is ever exposed in the email.

Can I follow up if they don't update?

Add a second scheduled check a week later that re-emails customers whose card is still expiring soon.

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