There are various bookmarking site .You can easily build link for your website.But keep in mind that these native url should crawl. There is various site from where you can find updated bookmarking site free of cost . EX- Vmoption is provide huge list of bookmarking. You can see some example that i have done for my website http://www.mleip.com/news/commercial-cleaning-perth/ http://www.aaur.info/business/commercial-cleaning-perth/ http://www.scoxq.com/news/commercial-cleaning-perth/ http://www.earthdayvb.com/news/commercial-cleaning-perth http://socialtags.tk/business/commercial-cleaning-perth/ http://impactra.com/technology/commercial-cleaning-perth/ http://websitekey.info/news/commercial-cleaning-perth/ http://www.yoopoke.com/business-news/commercial-cleaning-perth/ http://www.atozscan.com/business/commercial-cleaning-perth/ http://www.vodzone.com/stories/22051/Commercial_Carpet_Cleaning.html http://www.atozscan.com/business/commercial-carpet-cleaning-1/ http://skinggle.com/business/commercial-cleaning-perth/ http://fanbias.com/business/commercial-cleaning-perth/
Don't forget pligg sites, they are the same but you get to use your keyword as title and in description - SEO Juice heaven
you can create a profile and add a link to your site on cofixy. Then ask keyword rich questions on cofixy to increase your search engine visibility.