Post free or low cost classified ads to online ad sites and make sure to include your site’s URL in the ads. With this method, make sure that you choose spam free sites to post on. After all, you want quality traffic, not junk visitors.
Utilize social bookmarketing and stumble in order to get free traffic to your site. This can cause a wonderful spike in your traffic if you use it correctly.
Subscribe to other people’s blogs, leave insightful comments and then include a link back to your site. Just make sure that the site is complimentary to your site and that you’ve targeted the same audience.
You can ask about making a small $8 contribution or donation to a high PR site and see if they will include an anchor text on your site that may help drive traffic to your site.