Tired of setting specials prices one to one... with bulk special, you can write an special price for a customers group and cantegories/products or manufacturers/products in a few

you write a percentage discount off the original selling price or put flat price amount for all of products selected

to play with Bulk Special

user:demo
key: demo

go Catalog -> Bulk Special

This ext for OC 2.x

This ext for OC 3.x