The title tag for a page is one of the most important factors you can control for.
Ensure that the title contains the keywords you are targeting in it. Go back and review the titles for your pages and ensure that they're optimized.
Keep in mind, however, that titles are what shows on Google search results (as the title of the page), so make sure that they're readable to humans (and not just stuffing keywords!) or else no one will click on your result.