1. If you want to buy books online, you'll get a better deal if you get them used. Dependant upon the condition you receive them in, you may just end up paying a few cents plus shipping. Make sure you read the description of the book to see if you can find any damages you should be aware of.
2. Make sure that you're entering your payment details on a secure site. Try to find "https://" inside the URL in the site that you're seeking to buy something from. If you don't see that or no sign of any website security, then it's probably a good idea not to trust those people along with your account information.
3. If you are going to be shopping online, make sure that you practice it from a computer connection you understand is secure, like the one that you have in the home. Hackers try to find WI-Fi connections in public places while they are scouting for victims, so avoid shopping when using them.
4. Read customer testimonials before you buy anything. People are delighted to complain about bad service online, so search for sites and testimonials which are terrible so you are aware what you're getting into. You ought to take bad reviews using a grain of salt, but if you see many, you know there is a problem.
5. When shopping online, always try to keep in mind the price of shipping. Many sites offer free shipping on purchases over a certain quantity. In the event that you have to pay shipping, make sure that it is going to squeeze into your budget after you've added everything to your cart. Possessing a full cart only to find out you are unable to afford the shipping is never an exciting experience.