No direct communication channel between customers and you?
You cannot get feedbacks from your customers?
Outdated prices or items in your menu?
Long Queues of customers for table booking or orders?
Rush at peak hours leads to customer drop outs?
Customers spent majority of time waiting for their orders?
Tracking your daily, weekly or monthly sales through cash or card?
Tracking your regular and loyal customers or new customers recently visited?
Payment issues like balance issues or card machine not working etc?
Tracking your orders and their status?