For this example, let's use this customer:



When creating a sales order for this customer, 

If the total amount is exceeding the credit limit it will show in the sales order.




Note: Total Overdue amount is calculated by adding the Sales Order Total (10,925.00) + Total Receivable (1,162.60)

Checking the Over Due Amount

1. Open the customer contact card by navigating to Sales > Orders > Customers

2. Click on the Due tab

3. From here, you will be able to see the total due and total overdue amounts

You can also watch this video for reference:

 https://waoconnect.screencasthost.com/watch/c0VIiiVwywP 

https://somup.com/c0hQ1r499V