Blacklisting customers based on phone number or email

[retailfactory]

Please have a look at this addon, we have solution of your problem

Addon: Customer Refund Rate And Recent Orders History In Admin Area On The Order Details Page

Dear friends, We would like to introduce you the Customer refund rate and order history add-on. This addon adds list of last customer orders and number of orders on the order details page. Orders list contains incomplete orders. If customer has refunds, you will get notification in the left sidebox. [order.png] Orders list [orders_list.png] Module page - Customer refund rate and order history? Let us know if you have any additional questions.