Shipping and tax

We'll begin the configuration by going to Setup | Accounting | Shipping and in FedEx/USPS/More, inserting our USPS account details to be used in the integration. We can also go to Setup | Accounting:

Setup Shipping screen in Accounting

Payment Processing sets up the integration with the preferred credit card processor. The tax setup is also on the Setup | Accounting menu and will need to be entered for the correct tax to be charged to the customer.