Let me walk you through on how to create a statement that has a list of all past due invoices, cassplaterstagin.

You can choose the Overdue option in the Customer Balance Status section to she the past due invoices. Let me show you how:

1. Click the New Plus (+) icon.
2. Select Statement.
3. Tap the Statement Type.drop-down and choose Open Item.
4. Enter Statement Date.
5. Select Overdue on the Customer Balance Status drop-down.
6. If you wish to print the statement, click Print or Preview at the bottom of the page.
7. Hit Print.

For more details about this one, check out this article: creating and viewing customer statements.

Just in case you need to add the Past Due Stamp, just follow the instructions below. This way, it will show you the lists amounts owed by how many days they’re overdue.

Here's how: 

1. Click the Gear icon on the top menu.
2. Select Account and Settings. 
3. From the Sales menu, scroll down to the page to see the Statements section. 
4. Tick the pencil icon on the Statement section and check the Show aging table at bottom of the statement box. 
5. Hit Save and then Done.

I've got a link here that provides you with articles about managing your customer transactions: https://quickbooks.intuit.com/learn-support/en-us/sales-and-customers/07?product=QuickBooks%20Online.

This should get you pointed in the right direction. Fill me in if you need a hand to run your financial reports or any QBOrelated. I'm glad to help.