You can get deals on everything from clothes to car rentals to computers to cat food.
"Promotion codes are like that little box at the end of your check out that you're looking to fill and will save you a little bit of money. I could be a discount from ten to twenty percent, it could be free shipping or it could be just a specific product discount. Anyway you use it though it will end up saving you money," said one expert.
The best part promotionalcodes.com is free and doesn't require any user information for access. But remember you typically have to enter the promotional codes before you click 'buy'.