Internet Marketing is the blanket term for promoting your business through the internet. The first place to start your adventure in marketing your business through the web is to get higher search engine rankings for the search terms people actually use to search for you. Often called search engine optimization, or SEO, designing your site right is one of the key determining factors on how highly it ranks.
I recommend you hire a professional to help you get higher search engine ranks, because I am one, and because there is much more to all this than I could possibly ever explain. You can help yourself a lot, though, by doing at least a few of these basic things to help your site.
In a nutshell if you want higher search engine rankings you need to identify the competition for respective keywords in the right way as part of an overall keyword research strategy.