goto google webmaster tools page, register, and follow the instructions, to begin to accomplish what all the prior posts suggest
no doubt you can see a hi degree of agreement, everyone says the same thing
google seem to have a pretty good idea what makes a page rank well on search engines :P
What Google need !
Is it the quality content useful information in your page !
Is it where you submit your site ?
Add your link on the right category and the related source.
Wait. Trees takes time to give fruit !
To increase ranking in Google first search relevant keywords for your site and then unique content. Then submit your site to dofollow and high pr sites. These do follow and high pr sites will bring ranking and traffic to your site.
Google rankings can be increased by doing SEO stuffs very intelligently,involving on page optimization and off page optimization.Not following the Black Hat techniques there by avoiding spam can be one of the effective ways as Google has it's own way of penalizing for it.