Where can I create my vendor E-mail set ups? September 19, 2019 06:17 Updated Follow Both our customer and vendor E-mail set ups are created under Customer/Maintenance/E-mail setup. Read more here. Related articles How do I set up a customer or vendor to be exempt from duty? Why do I get an error message 'No lines for posting' when I try to post my misc. purchase charge? Why is my salesorder not sent from the correct employee?