User Activity

i want to reduce prices on all my listings...how can i do that using file exchange so i dont have to pull them all down and put them all back up again..
Can some one please explain to me why customer service is so quick to back the buy when a negative feedback is left and not the seller?
I run promos in my store..is there a way i can make cust's aware of this when they come to my store if they dont go to the home page or when they go through the check out when they do buy something ? I have used promo boxes, but is there any other wa...