Internet marketing is an act to make money from internet by selling things online. The item sold can be anything, from real item like clothes, accessories, computers, etc or downloadable items like e-book, audio, video, tutorial, and even clicks, or lead on ads.
It is funny that actually there are many other things to make money from internet. They are not internet marketing related, such as investing money in stock market, foreign exchange, and also by playing entertainment game in the internet.
What I mean by entertainment here, of course games in the internet like usa inline casino. To do this you have to be very careful and pay attention to their terms and condition of the site. More over about that, you need to pick the really credible entertainment provider or the company before you start spending your money and play. Search for some review about the sites. It is recommended to search and read casino review before you do it.