How can I run a report that shows all bills entered in a specific date range and highlights which ones do not have a Project assigned

You can pull up the Transaction Detail by Account and customize it, Angela.

Follow the outlined steps below:

1. Go to the Reports page and search for Transaction Detail by Account.
2. Choose a specific Report period.
3. Under the Group by dropdown menu, select Customer.
4. Hit the Customize button.
   
5. From the Filter dropdown list, check the Transaction type checkbox. Then, choose Bills.
6. Add other necessary filters.
7. Once done, click Run report.
   

The report will now display all bills, both with and without the assigned project. Bills without an assigned project will display a Not Specified label if they don't have an associated customer. For bills with a customer but no project will be grouped under their respective customers.

Here are resource articles to help you manage reports and record bill payments:

• Save a customized report in Quickbooks Online
• Enter bill payments in QuickBooks Online

For any clarification or additional questions regarding report management, please click the Reply button.