Register your website through Google Webmasters Tools
Generate, upload and submit your XML Sitemap
Create a Unique & Accurate Title Tag for your Store
Enhancing searchability through the “About Us” field in the footer section
Promoting your Store through Social Media Networks & Blogs back-linking
Your Product Names and Descriptions
and You should remember "Google doesn’t want to make websites popular, they want to rank popular websites".
If you understand this, I think you will do very well for the most part