People research and get information online.
The Internet is called the Information Super Highway because people are there to get information. Your job is to lure them in with information, show them the benefits and pros of your product and convince them that your product is worth money. If you are selling information, you have to convince them that your information is worth money compared to all the free stuff that is out there. If you are going to be selling some kind of product or service online, you have to offer great information at your site to attract them in. Information about vitamins, or exercise or eating habits, or diets.