how to increase site ranking

me too that was my problem.

Add more relevant contents, keywords, graphics. Try searching your site from different search engines and see in the similar topics which sites are displayed first and what makes their sites to come first. You can post about your site in public forums as well to promote it. Perhaps moreover the site should be good in design and should fulfill it's purpose to attract the users again and again and should make them refer it to their friends. Your objective should not be just making the users to visit. Rather it should impress them and fulfill the purpose of why they came there.

Well, basically you need to work on SEO. Besides, you can try youtube submision, forum posting, blog comenting, social bookmarking, article submision to get more traffic. i think http://blogbloging.blogspot.com can help you on traffic and site ranking