Content is very important for a website to get high SERP results but it doesn't compulsory. A website with no content or poor content can also achieve high search engine's PR but it needs unique and quality material such as: If your website is a photo based website then you should use unique and tagged image to make it more crawl-able. You have also need to require complete Onpage optimization of your website before applying SEO on it.
This post has been edited by Chetan Patel: Apr 7 2014, 11:24 AM