Send SMS to customers who dint pay yet

How i can send a SMS to the customer who dint have make the payment yet for example i can filter from blocked active and others but i want to select customer invoice status unpaid overdue ect… please le me know how i can do to send sms to the customer who dint maked the payment

Hi, here is a short video -
Basically you can choose in Messages -> sending the invoices that were created from-to and the status of invoice (unpaid etc.)