Internet coupons are usually referred to as "coupon codes," "promotional codes," "promotion codes," "discount codes," "key codes," "promo codes," "shopping codes," "voucher codes" or "source codes" by online retailers. Discount codes typically provide a reduced or no cost shipping, a specific dollar or percentage discount or some other special offers. Their aim is to encourage consumers to purchase specific products or to purchase from specific retailers.

Discount codes are sometimes sent out to select groups of customers by online stores, while others have to pay a full price. If you refuse to pay the full price you can find discount codes in the Internet and do your savings. Many sites focus their attention on discount codes or coupon codes only, since they are tending to offer absolutely the best database in the Internet.

There are two main types of Internet shopping promotions: a "coupon code" or a "promotional code", and a "link only" promotion. Most online merchants offer one or the other, when running online promotions. A linked coupon has a special link instead of an actual coupon code to activate the promotion. Clicking the link to the online store, you will get a discount automatically when you check out. As for the coupon or discount code, there are a few different places to enter the coupon code - depending on a merchant. The coupon can be entered while in the shopping cart, or on the order review page prior to the checkout.

If you are searching discount codes for some specific items like computers, desktops, notebooks, servers, software and peripherials, start with such sites like www.onlinecomputercoupons.com. They are a complete source for Dell coupons and Dell coupon codes. They have a comprehensive listing of Dell coupons, which provides the ultimate in savings on at Dell Home, Dell Small Business and Dell Canada. The Dell Coupons site is one of the most complete sources for discount Dell coupons, Dell coupon codes and Dell deals. They offer Dell coupons for discounts on desktop computers, notebook computers, servers, electronics, software, peripherals, accessories and more.

At www.4computercoupons.com you can find discount coupons for Dell, Gateway, Alienware, HP Shopping, Computers. Here Dell coupons, a tracfone promotional code, discount promotions and coupon codes for Gateway, Alienware, HP, IBM, Toshiba, Fujitsu, etc. are provided. You can buy desktop computer systems, laptop computers, notebooks and servers and save your money. Dell, Gateway, Alienware and HP Shopping sell computer peripherals like printers and monitors, electronics like LCD TVs and digital cameras as well as computer accessories, software and more. You can find discounts and deals for all of these computer and electronics products, using Dell computers, Gateway computers, Alienware and HP coupon codes.

Many sites offer some extra or new discount codes or coupon codes before some holidays or events. www.couping.about.com, for instance, an offer will be posting throughout the weekend to make sure they are all posted, since they are coming in by the droves every few hours due to the Mother's Day. It also offers some useful tips for first-time users.