Welcome to the Community! I'm pleased to assist you in attaching a purchase order to your invoices in QuickBooks.
Yes, you can attach a purchase order (PO) to an invoice when you send it through QuickBooks. To do this, you'll need to download a PO then attach it to an invoice. I'll show you how to do it below.
First, here's how to create a PO and download it:
Afterwards, you can create an invoice and attach the PO by following the steps below:
Once done, your customer will receive a copy of the invoice as well as the attached PO.
For more info about attachments, you can check out this article: Add or delete attachments in QuickBooks Online.
You may also want to personalize your sales forms. Here's a guide on how to do it: Customise invoices, estimates, and sales receipts in QuickBooks Online.
You can always reach out to the Community if you need further assistance with invoicing in QuickBooks Online. We'll be right here to help you out.
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