They are not used as much because a great number of people are not good at using computers. The other reasons have been sited as the hassle of downloading and printing the coupons on paper. But it is an undoubtable assumption that people using the coupons on the Net will increase as the population using a computer is constantly on the rise. As it has been mentioned before, coupon business has been established in other countries and it also has good prospect in Korea. Certain items are placed on sale for which coupons are offered in limited numbers.
Coupons attract customers and increase the sale.
After all, coupons bring down the price and profit up. If not, the whole system of coupon should be rejected by consumers. It is high time for consumers to understand that the future of coupons is in their hands.