You can submit your website to Google at the following address:
Google ranks your website by crawling the web, looking for links to your site.
If it finds a link to your website on another high ranking website that is related to yours, it will give your site a higher ranking for your main keywords.
You can start getting links by submitting your site to the following online directories:http://www.truelocal.com.au
http://www.startlocal.com.au
http://www.dmoz.org
Google loves quality, relevant content. Give your website visitors as much quality information as you can. Consider starting a blog in order to add content to your website on a regular basis.
Post your blog articles to social media sites such as Facebook and Google+ as that will aslo help with your search engine ranking.