Have you used a search engine? You probably got here by using a search engine. Have you used sites such as YouTube, Squidoo, MySpace and FaceBook etc. If you have used any of these sites they didn't cost you a penny. These sites have huge volumes of traffic. Their bandwidth costs must be horrific. You use these sites for free. How do they get paid. The answer is advertising.
You can do the same with your own sites. If you are interested in making an income from your site but don't want to go to the trouble of direct sales, this could be your answer.
What you need to do is create a site with plenty of good information. Do you have a particular interest or hobby? Chances are there are plenty of other people who have a similar interest.
Your experience in this interest or hobby could help others in their problems in this interest group. If you create a site with plenty of interesting and informative information, information that will attract others you have the making of a paying site. You see the search engines are looking for sites with plenty of content. If you have unique content on your site you will begin to rank higher in the search engines. A higher ranking also means more visitors to your site.
Google AdSense is one of the most popular means of advertising. How it works. You sign up for a free account with Google. You get a choice of ad sizes and designs. Some you can place at the top or bottom of your page. Others will fit nicely along the side of your page.
There are also banner ads that you could set up or sell the space for banner ads. The trick is to have advertising on each of your pages. This way while your visitors are surfing through your pages for the information that you are sharing with them they also can be attracted to the ads. Google's ads usually relate to the subject on the page. This makes it more likely for people to click the links. You get paid each time someone clicks a link from your pages.
So to monetize your sites you need to choose a niche. Create good content pages using the information that you have built up through your own experience. These are the sort of pages people are looking for as they use the search engines
Next choose your advertising means and make money.