I'll guide you through using the progress invoicing in QuickBooks Desktop (QBDT), @Brita2. This way, you can start splitting an estimate to invoice what's needed.

Firstly, let's turn on this feature in your company file before creating any transactions:

1. Log in to your QuickBooks Desktop company as an admin.
2. Navigate to the File menu and select Switch to Single-user mode.
3. From there, click the Edit menu and select Preferences.
4. Select Jobs & Estimates from the list menu and go to the Company Preferences tab.
5. In the Do you create estimates? section select, Yes. Then, select Yes in Do you do progress invoicing? section.
6. Click OK to save and close the preferences.

Next to it, we can start creating an estimate using the steps below:

1. Go to the Customers menu and select Create Estimates.
2. Choose the Customer for whom the estimate is intended.
3. Enter all the necessary details about the transaction.
4. Then, click Save & New or Save & Close.

Lastly, follow Step 3: Create progress invoices from the estimate outlined in this article to start splitting estimates into as many invoices as you need: Set up and send progress invoices in QuickBooks Desktop.

After that, you can begin recording your customers' payments to keep your records accurate once your customers decide to pay their balances. 

If you have any questions or concerns with any QuickBooks matters, please don't hesitate to reach out to me. I hope all your business endeavors continue to thrive.