Where can i find on file coupons or discounts for electronics,computers and notebook?

Answer:

try price survey .com no coupons but good price
http://www.couponmountain.com/new_coupon...
the best place to look for this sort of coupons/discounts is SearchAllDeals. just start beside search expressions like electronics, computers, laptops notebooks.
Here are some resources that contain a collection of coupons for the category you are interested in.
Here you be in motion http://www.giantcodes.com/electronics/ne...