Settings Window - Customers & Sales > Options
In this window, you can set up the aging period for customers, the interest charges for late payments from customers, and the default tax code for new customers. You can also include paid invoices in customer statements and print the salesperson's name on sales invoices, orders, and quotes.
Select the task you want help with in this window:
Change the aging period for customers
Set up interest charges for late customer payments
Include paid invoices on customer statements
Change the default tax code for new customers
Print the salesperson's name on invoices, orders, and quotes