You can set up credit terms for all new customers and suppliers

You can use the Preferences window to establish a set of credit terms for all of your new customers and suppliers. To do this, follow the procedure To set default credit terms for all new customers or To set default credit terms for all new suppliers. The terms you set in these windows will be applied only to new customer and supplier cards you create.

For customer cards already created, credit terms can be assigned in the Selling Details view of the Card Information window; for supplier cards already created, credit terms can be assigned in the Buying Details of the Card Information window.