There are plenty ways to promote your web site to get ore visitors.
If you have good domain name, dedicated hosting, perfect content and your web site is working perfectly then you can go on promoting it. Do you know how many people are visiting your site? From where there visiting, what pages they are looking, and how many pages they view? Like these you have many questions. To get answer for all these questions you must use a site meter or site tracker. So, you will need a free or paid site meter for your site to find answers for these questions. Once you put a site meter you will be surprised to see less people are visiting your site.
Then what you have to do to get more visitors? Tell to your friends about your site. Submit it to search engines and directories, advertise in newspapers and websites. Make a link to appear in the facebook and twitter. Also read about these SEO tools and their usages to promote your web sites.
Here are they.
Other wise you can join any of the SEO web sites and can use their tools to check about your site's positions and rankings. Also don't forget to join the Google webmaster tools and the Bing webmaster tools to optimize your site.