Purchase Order

To allow payments via purchase order, first go in to the ecommerce > setup > payment methods and click the edit button for Purchase Order:

1. Make purchase orders active and public if you'd like this option to available to all customer.

2. Make the the purchase orders active - not public if you'd like this option for select customers only.

Now you can enable this option individually for each customer by going in to the CRM profile of the customer: