Finance & Ops · n8n

Collect PO Numbers From Enterprise Customers Before Invoicing

Get paid without delays — when an enterprise renewal approaches, request the customer's PO number so invoices aren't stuck in their AP process.

difficulty Beginnersetup 25 minresult Invoices go out with the required PO number, avoiding payment delays from enterprise procurement.
  1. 1

    Find Upcoming Renewals

    Add a Schedule Trigger and Stripe node listing enterprise renewals due soon.

  2. 2

    Request the PO

    Add a Gmail node asking the customer's contact for their PO number for the renewal.

  3. 3

    Capture the Response

    Add a step recording the returned PO number in Airtable against the account.

  4. 4

    Attach to Invoicing

    Add a step that includes the PO on the invoice once collected.

  5. 5

    Activate and Test

    Activate the workflow with a test renewal. Confirm the request and capture work.

Frequently asked questions

What if the PO is late?

Send reminders as the renewal date nears so the invoice isn't held up by a missing PO.

Only for enterprise?

Yes — most self-serve customers don't use POs, so target only accounts that require them.

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