

The COD risk column in the orders list, with the new "Refused on delivery" and "Not picked up" statuses.
Every refused cash-on-delivery parcel costs shipping both ways. Scut Ramburs keeps a history of delivery outcomes per customer and uses it at checkout.
Scut Ramburs can send error reports to its author, only if an administrator agrees: a question is asked once after activation, and the choice can be changed any time in WooCommerce > Settings > Scut Ramburs.