The only way you’ll ever understand how to use a search engine effectively, is by first making a point of understanding how they work. In other words, you need to get a grip on the fundamental concepts of the various search engines before you’ll be able to use them to your advantage. As you no doubt already know, search engines can be immensely confusing, but providing you’re willing to delve a little deeper in order to get a basic understanding, you’ll soon begin to realize just how they work.