Then there are the search directories. Not only are these good for bringing traffic to your blog or web site, but they can also be used to find content. Because many other bloggers and web sites use these directories you can use them to find the latest and best sources of content also.
Technorati.com - This site will allow you to add and track your blog. Check who is linking to you and by adding your blog when others search for tags that are the same as yours your blog will be listed. This is one technique to get traffic.
Technorati is the authority on what's going on in the world of weblogs. And as an online seller you could do well to learn how to use this tool.
Bloglines - Bloglines is another online service for searching, subscribing, creating and sharing news feeds, blogs and rich web content. With Bloglines, there is no software to download or install. You simply register as a new user and you can instantly begin accessing your account any time, from any computer or mobile device.
Del.icio.us - del.icio.us is a social bookmarks manager. It allows you to easily add sites you like to your personal collection of links, to categorize those sites with keywords, and to share your collection not only between your own browsers and machines, but also with others.
And finally it is the sharing that is the power of these networks. As an online seller you can add your stores to your on personal list there by sharing them with other potential buyers.
Examples of this;
My del.icio.us links for eBay
My del.icio.us links on iOffer