Plugin allow admin to add notice for customer to blacklist them. Once on edit order page if admin adds blacklist notice, plugin will display notice to all past and future order of that customer.
This plugin is no longer maintained. It's successor, EDD Restrict Registration is far superior, and simpler to use. It's available for free.
== Installation ==
Adds a new checkbox to the orders page to add a new customer/user.
It creates a new user, based on the billing data. If no email is provided, it will create a fake email (firstname.lastname@your-site.com).