Hi there, pjmitchell55.
Let me share information about how creating invoices works in QuickBooks Desktop (QBDT).
QuickBooks Online (QBO) and QBDT are two different QuickBooks product with unique features. In QBDT, you cannot invoice more than one Job. Since the Job is tied to the Customer's name in which only one Customer:Job can be billed in one invoice.
You may consider using the Class tracking feature to identify your jobs instead. That way, you can allocate each line item of an invoice to a class.
For future tasks, you may find below links helpful may find
Get back to me if there's anything else I can assist you with, in managing your QuickBooks account. I'm always here to lend a hand.
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