1. Credit or debit: The best way to protect yourself against financial mayhem is to use a credit card rather than a check, money order, or debit card. When you pay on debit card you have fewer protection.
2.Comparison Web site: reorder results by price, use more than one price-comparison site and not all e-tailers are included
3. Coupons: If you don't have a promotional code and want to save some money, be sure to check out a coupon-code Web site
4. Delete cookies: Cookies are essentially electronic footprints that enable sites to recognize you and track your browsing habits.
They collect information about your purchasing history, your browsing history, product preferences and financial resources and set prices accordingly. Their profile of you could suggest that you may be willing to pay more, or less, than others for a particular item.
5.Time everything: Popular item prices may change everyday, if you're not in a rush to buy an item, try searching for the item over a course of a week or even weeks.