Add SKU to WP e-Commerce Admin Reports

Верзија на српском је испод / Serbian version below

It is sometimes very important to add SKU display in admin report email (that is sent to admin when order is completed). Before WPEC (WP e-Commerce) version 3.8.9 it was possible like this. But not any more. There is some commercial solutions for this, but no „free“ solutions for so simple problem. Until now 🙂 Here it is (works for version