ECommerce

Sites to buy computer stuff

1. TigerDirect. (online)
2. affordablecomputers.com

Book Buying

1. addall.com

Newsletters, Sites and other Rags

1. The ClickZ Network Today
2. SearchZ: The Ultimate Guide to Online Marketing, Advertising and E-Commerce
3. ECommerce Times
4. DejaNews' ECommerce Infocenter
5. Thomson EC Resources

Online Processing

1. eDocs.com
2. InternetSecure

Shopping Carts & Online Catalogs

1. InterShop
2. iCat
3. DXShop
4. DXCart

Related Conventional Commerce

Organizations, etc.

1. Uniform Code Council, Inc.. These guys maintain amd administer the U.P.C. and EDI specs.

eCommerce Sites

1. shop.eonline.com
2. iParty, I actually used to work for these jokers. Party on, Garth!