I have site: [url removed, login to view]
I have 3 type of group, retail, Ncp and Wholesale
and Wholesale have + 5 discount %
but we update only Ncp and wholesale.
attach see [url removed, login to view] file and we update each day bt running this file:
[url removed, login to view]
we need to update customer group and customer discount
I attach also the file script and all data
After finishing this need to update live site that I will do.