Below find links to help you build an ecommerce site for your business, or improve your existing one.
Online Business an intro from www.business.gov
Primer on Developing an e-Business StrategyDr. Mandeep Singh, Associate Professor of Marketing
Online store/e-commerce software
To build an ecommerce site, you need software to manage products and handle payments.
Blogs as Stores lengthy post with detailed alternatives.
Shopping cart software and selection criteria
Credit card and paypal processing
Nuts and Bolts of Credit Card Processing (SCORE)
Shipping alternatives and costs
17 Features for E-Commerce Success When you build an ecommerce site for your business, you want to be able edit listings and manage the software to some degree on your own, says this author.
Great Blog on How to Build an Ecommerce Site, and Make it Profitable
Suggestions for further links welcome.
100 Webmaster videos from YouTube See subheading of ecommerce
Click here for the latest links on e-Commerce (my social bookmark on Delicious.)