QuickBooks Billing Solutions will be discontinued on 6/30/2015.
Learn more about the transition
If an e-mail message could not be delivered, it could be
because your e-mail service was temporarily unavailable when you
sent the message. Or, you may have used an incorrect e-mail
To do this task
Contact your customer to verify the person's e-mail address.
If the address is incorrect, display
the Customers & Jobs list, double-click the customer's name, and then enter the correct address on the
Address Info tab.
Make sure you can send regular e-mail to the person.
Try sending the invoice, statement, or estimate again.
Ask your customer to notify you when it arrives.
Checking whether you sent a business
Finding out whether your
customer has viewed a form