Hi there!

Here are some ways you could market and promote your site.

Free methods:
Submission to SE's and directories
Article marketing
Email campaign
Forums, blogs and board postings to targetted audience
Social Bookmarking
Etc. etc.

Premium ways: (Should require a budget)
Pay-Per-Click (PPC)
Targetted Link backs
Professional SEO services
Ad spaces
Offline campaigns
Etc. etc.

Just always keep in mind that patience is a virtue in our industry. Hope my suggestions help out.

Goodluck!