1. If you want to buy a used product online, learn more about the vendor first. You should visit their profile and search for reviews authored by other shoppers who bought products from this seller. Do not hesitate to contact the seller to ask a few questions concerning the product you are considering.
2. Do not forget to comparison shop when you are looking for things online. People usually do this when shopping in physical stores, but they don't think about it on the Internet. If you opt for the first sale you see, you will find a chance you are going to miss out on an improved deal elsewhere.
3. While shopping online, be certain the site you might be on starts with "https". The "S" implies that the site is secure, which entails that you can safely enter your personal information without having to worry about identity theft. If a site lacks the "S" in it, you might want to avoid using it.
4. In case a company features a newsletter, register. Often, companies will give sneak peeks, promotions and coupon codes to people on their own mailing list. However, be careful. You don't want to sign up for every company's newsletter or you'll soon be buried under endless emails. Only join a company's newsletter if you really like their goods and would use a discount code.
5. Before going shopping at any online retailer, do a quick search for promotional codes. Lots of the big retailers often have promotions running which are not advertised on their own home page. Performing a quick look for these codes will allow you to insert the code at checkout to save money.