ECommerce BookPractical eCommerce – A Guide to Market Research, Suppliers and Niche Analysis.
Store CoachTraining videos and articles, internet marketing tools, e-commerce coaching and an e-commerce forum from StoreCoach
E-Commerce TipsFrom the Practical E-Commerce Blog, a lot of good articles on managing your E-Commerce store.
ForresterThis blog is a roll-up of all the posts from Forrester analysts who serve eBusiness & Channel Strategy Professionals.
DownloadsFrom Social Commerce Today, the Social Commerce Download Library is chock full of e-commerce training, knowledge and reports.
Platform ReviewsThis site offers in-depth reviews on all the major e-commerce platforms.
Entrepreneur.comThe EBusiness section of Entrepreneur.com is full of information on and resources for starting and managing an e-commerce business