WhatsApp Order Notifications: WhatsApp is moving now a days, so now you can send the warnings to your client's whatsapp number to maintain refreshed with control status.
SMS Order Notifications: SMS assumes a crucial function in Ecommerce as everybody knows. Tell your client about every action of his request by SMS.
Abandoned Cart Notifications: You can utilize SMS and WhatsApp Both to send Abandoned Cart Notification. Bring lost client naturally and urge him to put request.