For ecommerce it is important to optimize your web site and it important. You have to go through the process that will make more money in the easiest way. Backlinking is a process to increase the traffic level of the site with the high page rank as well as you will get huge amount money which earning from this. But first you should optimize your web site previous backlinking it to another.
Furthermore you can go through a SEO Book and you will get some free information in the internet for the optimization of the web site by the new comers in this business and for any more lessons you can regard as digging around the WordTracker or the SEOMoz. They have an additional guide. These are simply suggested positions to start, but the big names in the online business.
For a truly brief dilapidated, here is some suggestion that what you would like to do for the optimization of your web sites for the better page rank in the search engine optimization:
a) Select the Great Keywords, if possible select the Lower Competitive one or more than of that.
b) Make use of the Keywords in the URLs, Domain Name, tags, Post Titles, Categories and description.
c) Make use of the Keywords in Meta tags as well as descriptions.
d) Make use of the Keywords obviously in the Content of the articles.
e) Tag the relative images With the relative Keywords
f) Make use of the Keywords as the Anchor text in Backlinks.
g) Make plenty of first class quality Backlinks.