Free Traffic/Links

I've been trying to get my blog's ranks up, to a decent level. Unfortunatley, once you get them up, it's hard to keep them there. I've used search engines, links and such, but the page ranks are still languishing. This free web directory offers free links to help get your website or blog's rank up. They also have paid links, if you are interested in them. I hope it will help me, with my blogs, because I could use the extra income, they help produce.