1. When you are searching for a spot to buy an item and no results are most often from familiar retailers, you need to be hesitant about entering your data. Look for security signs from Verisign or Cybertrust, so that you know the retailer is not out to take your cash.
2. If you're considering buying a product online, check out the reviews. The reviews off their people that have used the product will be able to give you a great idea about the product. You might be able to find out the standard of the product, if it worked as described, and if you should create the purchase.
3. Do not forget to comparison shop when you are looking for things online. People usually do that when shopping in physical stores, but they don't think about it on the web. If you opt for the first sale you see, there is a chance you will miss out on a much better deal somewhere else.
4. If you find an excellent product on your favorite site, search for it in an internet search engine before you buy it. Make note of the model number or brand, and do a quick search to make sure you can't obtain it cheaper from somewhere else. You might be able to save a few dollars that way.
5. To guard yourself use a credit card when you shop online. The federal government has passed laws to protect consumers in the event of fraud. The amount the buyer is responsible for is a mere $50.00 as compared to atm cards where the entire balance could be withdrawn by internet hackers.