This simple mod makes possible to apply a simple discount to an order, only if the products quantity reach a desired limit. For example:
You want that your customers obtain a 10% discount if they bought more than 6 products. This mod will do this very easily.
You can specify in the admin section the number of items required to obtain the discount and the percentage too.
*** Installation instructions are inside the zip file. Please, if you fix something or make any cool change to this, make sure to attach the complete modified file, not only instructions. ***