E-commerce sites are becoming more and more popular these days with everyone wanting to make their products and services easily purchasable straight from the website.
Google are already helping you out here! Google Product Search lets you submit your products, which will then allow shoppers to easily and quickly find your site.

To be successful in ecommerce you need to be proactive not passive. Continually analyzing to discover problem points and testing methods that better those points is essential. You must market, promote, adapt and be willing to go out on a limb in some cases — thinking outside the box. You must continually monitor the customer [...]