It's nice to have you in the thread, @cossmech. I'm here to lend a hand with your QuickBooks Desktop (QBDT) concern.

To help ensure that you receive the best assistance, can you please add more details about the help you need? Is it about sending invoices? Can you also verify if you get a specific error message or code? Can you share a screenshot? Then, hide personal information when sending it. Any extra information is appreciated to help us fix the problem. 

In the meantime, if you need tips and related articles when managing your QuickBooks account, feel free to visit our Community website for more insights.

We are looking forward to hearing from you. Have a great day!