You can also build backlinks submiting to directories as well. You can submit using Digixmas, you can use there free version or paid ones. The free one you can submit up to 150 directories. The pr for the free one is usually very low. The paid version have higher pr directories that you can submit to. Even if you not planning to pay, submitting to 150 directories is still better then none all. Also some of the directories might not approve your website. When enter your title and description for your website, make a few different titles and descriptions.
Have fun submitting with Digixmas
